Free AD0-C102 Practice Test Questions and Answers (2026) Practice Questions

The most direct and efficient method to add an edit point (a cut) across all unlocked tracks simultaneously is by using the Razor tool with a modifier key. By selecting the Razor tool (keyboard shortcut 'C') and then holding down the Shift key while clicking on the timeline, Premiere Pro will create a cut that extends vertically through every clip on every unlocked video and audio track at that specific point in time. This single action accomplishes the goal precisely as described.

A. The menu path is incorrect. The "Add Edit" command is located under the Sequence menu, not Clip > Edit.

B. The right-click context menu for a selection of clips does not contain an "Add Edit Point" or "Add Edit" command.

D. This is not a real preference setting. There is no such option within Edit > Preferences > Timeline in Adobe Premiere Pro.

1. Adobe Premiere Pro User Guide

"Split or cut one or more clips" section.

Under the subsection "Split clips using the Razor tool

" the documentation states: "To split all clips on all tracks at a specific point

select the Razor tool and Shift-click at that point." This directly confirms that holding Shift with the Razor tool performs a "through edit."

Source: Adobe Inc. (2023). Premiere Pro User Guide. Retrieved from https://helpx.adobe.com/premiere-pro/using/trimming-clips.html#split-or-cut-one-or-more-clips

2. Adobe Premiere Pro User Guide

"Default keyboard shortcuts in Premiere Pro" section.

The documentation for the Razor tool (C) describes its basic function. The modification of this tool's behavior with the Shift key is a core feature. The alternative keyboard shortcut Control+Shift+K (Windows) or Command+Shift+K (macOS) performs a similar function ("Add Edit to All Tracks")

but the method described in option C is the correct one involving the Razor tool itself.

Source: Adobe Inc. (2023). Premiere Pro User Guide. Retrieved from https://helpx.adobe.com/premiere-pro/using/default-keyboard-shortcuts.html

The most efficient and accurate method to replicate a transition with its specific custom settings (like an adjusted duration) is to use the copy and paste command. By selecting the already-adjusted transition on the timeline, copying it, and then selecting the target edit points, you can paste the transition, and it will retain all its customized properties, including the specific length. This ensures consistency across all edits without needing to manually adjust each new transition.

A. Dragging a new transition from the Effects panel will apply the default version of the transition, not the one with your custom duration adjustments.

C. Adjustment layers are used to apply visual effects to multiple clips simultaneously, not transitions. Transitions must be placed at an edit point between two clips.

D. This describes an incorrect workflow. You copy the transition from the timeline itself, not from within the Effect Controls panel, and you paste it onto edit points, not clips.

---

1. Adobe Premiere Pro User Guide

"Apply

remove

find

and organize video transitions and effects in Premiere Pro":

Section: "Copy and paste transitions": This section explicitly details the correct procedure: "You can copy any transition in a sequence and paste it to any other cut point... Select a transition in a sequence. Choose Edit > Copy... To paste the transition to multiple cut points

select the cut points first. Then choose Edit > Paste." This directly validates option B as the correct workflow for duplicating a transition with its settings.

2. Adobe Premiere Pro User Guide

"Use Adjustment Layers":

Section: "Create adjustment layers": This document explains that "An adjustment layer is a type of video track that you can use to apply the same effect to multiple clips on the timeline." It makes no mention of applying transitions

confirming that adjustment layers are for effects

not for transitioning between clips

which invalidates option C.

The Vectorscope YUV is a specialized tool within the Lumetri Scopes panel that measures the chrominance (color information) of a video signal. It displays this data on a circular chart, or graticule, which resembles a color wheel. The angle of the signal's trace on the scope indicates the hue (the specific color), while the distance of the trace from the center represents the saturation (the intensity of the color). This allows for precise, objective evaluation of color balance, saturation levels, and specific hues like skin tones, which are typically aligned along the "I-Line" or skin-tone line.

B: Lumetri Scopes are designed to analyze rasterized video signals, not the mathematical vector data from files like Adobe Illustrator.

C: The Vectorscope specifically displays chrominance (color), not luminance (brightness). Luminance is measured by scopes like the Waveform (Luma).

D: This describes the function of a Waveform scope, which plots luminance values horizontally, corresponding to the left-to-right positions in the video frame.

---

1. Adobe Premiere Pro User Guide. "Measure video with Lumetri Scopes." Adobe

Inc. Accessed May 2024.

Section: Vectorscope. The documentation states

"A vectorscope measures the hue and saturation of the colors in an image. It measures the overall chrominance of an image... The vectorscope displays a circular chart

like a color wheel

that shows the chrominance information of your video." This directly supports the description in option A.

2. Adobe Help Center (helpx.adobe.com). "Overview of Lumetri Scopes." Adobe

Inc. Accessed May 2024.

Section: Vectorscope. This resource explains

"The Vectorscope measures hue and saturation on a circular scale... The angle of the color represents the hue

and the distance from the center represents the saturation. The further out from the center the signal extends

the more saturated the color is." This confirms that the scope's function is to display chrominance on a circular chart.

The most critical parameter when setting up a sequence, especially for a mixed media project, is the frame rate that matches the final delivery specifications. The sequence's frame rate (or timebase) is a fundamental property that dictates the temporal resolution of the entire project. All clips added to the timeline will be conformed to this rate. Choosing the wrong frame rate at the start can lead to motion artifacts like stutter or judder in the final output, and it is a setting that cannot be changed once the sequence is created without significant technical issues. Therefore, establishing the correct frame rate based on the intended delivery platform (e.g., web, broadcast, cinema) is the most important initial step.

A. The aspect ratio of each clip you will work with.

In a mixed media project, clips will likely have different aspect ratios. You set one aspect ratio for the sequence based on delivery needs, not based on each individual clip.

B. The overall length of the longest clip you will work with.

The length of a source clip is irrelevant to the technical setup of a sequence. The sequence's duration is determined by the edit, not by the length of the source media.

C. The codec of the edited film you intend to deliver.

The final delivery codec is an export setting, not a primary sequence setup parameter. While you choose a preview codec for the sequence, the final output codec is configured during rendering.

---

1. Adobe Premiere Pro User Guide

"Create and change sequences": The official documentation states

"The settings for a sequence determine how the video is processed and played back. It's crucial to choose the right settings for your project

especially the Timebase (frame rate)

which cannot be changed after clips have been added to the sequence." This highlights the foundational and immutable nature of the frame rate setting. (Source: Adobe Help Center

Premiere Pro User Guide

"Work with sequences" section).

2. Adobe Premiere Pro User Guide

"Sequence settings": In the detailed description of sequence settings

"Timebase" is listed as a primary setting under the "Video" section. The guide explains that this sets the frames per second for the sequence and is a critical choice for conforming all media. (Source: Adobe Help Center

Premiere Pro User Guide

"Sequence settings reference" section).

3. Butz

R. (2016). Filmmaking Foundations for the Digital Age. University of California

Berkeley

Advanced Media Institute. Course materials emphasize that pre-production planning must define the project's technical specifications

with frame rate being a primary decision based on the intended distribution platform (e.g.

24 fps for cinematic

29.97 fps for NTSC broadcast). This establishes frame rate as a core project-level decision made at the outset. (Reference to standard university-level video production curriculum principles).

The Rate Stretch tool is designed specifically to change the duration of a clip by altering its playback speed. To make a clip that is 10 frames shorter fit into a specific, longer space, you would use the Rate Stretch tool to slow the clip down. This extends its duration to fill the gap precisely without affecting the In or Out points of adjacent clips or changing the overall duration of the sequence, thus meeting the problem's requirements.

A. Slip Tool: This tool changes the In and Out points of a clip within its existing duration on the timeline; it does not change the clip's length.

B. Slide Tool: This tool moves a clip's position on the timeline, trimming the adjacent clips to compensate, but does not alter the duration of the clip being moved.

C. Ripple Edit Tool: This tool trims a clip and shifts all subsequent clips, which fundamentally alters the total duration of the entire sequence.

1. Adobe Premiere Pro User Guide

"Trimming clips." This official guide details the function of each tool. For the Rate Stretch tool

it states

"The Rate Stretch tool speeds up or slows down the clip. It changes the duration of the clip

but it also changes the speed of the clip to fit the new duration." This directly addresses the scenario of making a clip fit a different-sized space.

2. Adobe Premiere Pro User Guide

"Trimming clips." The same document clarifies the other tools' functions

confirming they are incorrect. For the Slide tool

it notes

"The Slide tool moves a clip in time

while trimming adjacent clips to compensate for the move." For the Slip tool

it states

"The Slip tool simultaneously changes the In and Out points of a clip in a Timeline

while keeping the time span between them constant." For the Ripple Edit tool

it explains that it "affects the duration of the sequence."

3. University of California

Berkeley - Graduate School of Journalism

"Premiere Pro CC 2018 - Advanced Editing." In the section on "Advanced Editing Tools

" the courseware describes the Rate Stretch Tool (R) as the method to "change the duration of a clip by changing its speed

" which is precisely the action needed to solve the problem.

The Audio Track Mixer is the most appropriate tool for this task. It provides a dedicated fader for each audio track in the sequence. By adjusting the fader for the track containing all the voice-over clips, you can non-destructively and conveniently control the overall volume level for every clip on that track simultaneously. This is the standard professional workflow for mixing entire audio tracks.

A. The Audio Clip Mixer adjusts the volume of individual clips as the playhead passes over them, not the entire track's level at once.

C. While selecting all clips and adjusting the rubber band works, it modifies the intrinsic volume of each clip. The Track Mixer is a more direct and flexible tool for overall track-level mixing.

D. This method applies a fixed gain value to the selected clips, which is a form of clip-based gain staging, not a dynamic mix adjustment for the entire track.

1. Adobe Premiere Pro User Guide

"Mixing audio with the Audio Track Mixer and Track Faders": "The Audio Track Mixer represents audio tracks in a sequence... To change the volume for a track

move its fader up or down in the Audio Track Mixer. The fader provides a quick way to change the volume of a track." This directly supports option B as the intended method for track-level volume adjustment.

2. Adobe Premiere Pro User Guide

"Mixing audio with the Audio Clip Mixer": "The Audio Clip Mixer in Premiere Pro lets you adjust the audio level and pan of clips... As the playhead moves over a clip in the Timeline

the clip’s controls become active in the Audio Clip Mixer." This confirms that the Clip Mixer (Option A) operates on a per-clip basis

not a per-track basis.

3. Adobe Premiere Pro User Guide

"Adjusting gain and volume": This section describes adjusting volume for clips using the volume "rubber band" and the Audio Gain command. It states

"You can adjust the volume for one or more clips." This clarifies that options C and D are clip-level adjustments

which are less convenient for managing an entire track's mix compared to the dedicated Audio Track Mixer.

The Hue Saturation Curves within the Lumetri Color panel are specifically designed for secondary color correction. This allows an editor to isolate a specific color range (a hue) and adjust its properties independently. To change the color of the sky, one would use the "Hue vs Sat" curve to select the blue hue of the sky and then increase or decrease its saturation, or the "Hue vs Hue" curve to shift its color (e.g., from cyan to a deeper blue) without affecting other colors in the clip. This tool provides the precise, targeted control required by the question.

A. In the Lumetri Color Panel, use the White Balance Selector.

The White Balance Selector is a global tool used to correct a color cast across the entire image by setting a neutral reference point; it does not isolate a single color.

C. Apply the Leave Color Effect to the dip.

The Leave Color effect is a stylistic tool that desaturates all colors in the clip except for the selected one, which is not the same as subtly adjusting a specific color.

D. Change the clip Blend Mode to Multiply.

Blend modes determine how a clip interacts with the clips on tracks below it. They do not provide tools for selective color adjustment within the clip itself.

---

1. Adobe Premiere Pro User Guide

"Curves color correction adjustment controls." This official documentation details the function of the Hue Saturation Curves. It states

"Use the Hue vs Sat curve to adjust the saturation of a color. For example

you can bring out the blue in the sky without affecting other colors in the image." This directly supports the correct answer (B).

2. Adobe Premiere Pro User Guide

"Basic Correction controls." This section explains the White Balance (WB) Selector's function: "To automatically adjust white balance

click the WB Selector eyedropper

and then click on an object in the image that should be white

gray

or black." This confirms it is a global correction tool

making option (A) incorrect.

3. Adobe Premiere Pro User Guide

"List of video effects." The "Leave Color" effect is listed under the "Obsolete" category. Its function is described as creating a grayscale image with one color left

which is a specific creative effect

not a general adjustment tool

making option (C) unsuitable for the task.

4. Adobe Premiere Pro User Guide

"Blending modes." This guide explains that blending modes "determine how a clip on a video track blends with

or reacts to

clips on the tracks below it." This confirms that blend modes are for layer interaction

not for selective color correction within a single clip

making option (D) incorrect.

To customize the columns visible in the Project panel's list view, you must access the Metadata Display settings. The primary and most direct method is to use the Project panel's own menu (often called the "hamburger" menu). Selecting "Metadata Display" from this menu opens a dialog box where you can enable, disable, and reorder the various metadata columns for the entire Project panel, allowing for a tailored viewing experience.

A. The Metadata panel is used for viewing and editing the metadata of a single, selected asset, not for configuring the column layout of the Project panel itself.

C. Right-clicking a Bin provides a context menu with actions specific to that bin (e.g., New Bin, Rename, Set Color Label), but it does not include the "Metadata Display" option for the panel.

D. The Edit > Project Settings menu contains global settings for the project, such as scratch disks, ingest settings, and color management, not UI customizations for individual panels.

1. Adobe Premiere Pro User Guide. "View and sort assets in the Project panel." Under the section "Customize List view columns in the Project panel

" the guide explicitly states: "In the Project panel

click the panel menu (...) and select Metadata Display." It also notes an alternative method: "Alternatively

right-click a column header in the Project panel

and select Metadata Display." This confirms that the panel menu is the correct location and that right-clicking a bin (Option C) is incorrect. (Source: Adobe Help Center

Premiere Pro User Guide).

Smart rendering in Adobe Premiere Pro accelerates the export process by copying previously rendered frames from the sequence's preview files directly to the output file, avoiding re-compression. To enable this workflow, the sequence's preview file format must be set to a codec that supports smart rendering. "I-frame only MPEG" is a specific, intra-frame codec option available in the Sequence Settings that is designed for this purpose. Using an I-frame (intra-frame) codec ensures that each frame can be processed independently, which is a prerequisite for efficient smart rendering of rendered effects.

A. H26A: Assuming this is a typo for H.264, it is a highly compressed, inter-frame (long-GOP) delivery codec, not an optimal intermediate format for sequence previews intended for smart rendering.

B. Quicktime: QuickTime is a container format, not a specific codec. While it can contain smart-renderable codecs like Apple ProRes, the option itself is not a specific format and is therefore less precise than "I-frame only MPEG".

D. RED R3D: This is a proprietary camera raw file format. It is used as source media and cannot be selected as a preview file format within Premiere Pro's sequence settings.

1. Adobe Premiere Pro User Guide

"Render effects in a sequence in Premiere Pro": In the section "Set up a sequence for previews

" the documentation states

"In the Sequence Settings dialog box

for Preview File Format

choose a format that supports smart rendering

such as I-Frame Only MPEG." This directly supports the choice of 'I-frame only MPEG' as a required option.

2. Adobe Premiere Pro User Guide

"Smart rendering": This guide explains the concept and requirements

noting

"To set up a project for smart rendering

you must choose a codec that supports smart rendering... These codecs include... I-Frame Only MPEG...". It clarifies that the codec must be suitable for re-encoding without quality loss.

3. Adobe Premiere Pro User Guide

"Export settings reference for Premiere Pro": Under the "Use Previews" setting description

it specifies

"For smart rendering of preview files

it is important that the preview file format is a smart rendering-capable format

such as I-Frame Only MPEG...". This confirms the link between the "Use Previews" feature and the required preview format.

The file size of a video is determined by its duration multiplied by its bitrate (data rate). The most direct and effective way to decrease the file size of an H.264 encoded MP4 file, without changing its duration or resolution, is to lower the target bitrate. This reduces the amount of data used to encode each second of video, resulting in a smaller overall file. While this also reduces video quality, it is the primary control for managing file size.

A. Check Use Maximum Render Quality.

This setting improves the quality of scaling and rendering but often increases processing time and can slightly increase file size. It is not used for file size reduction.

C. Effects > Video Limiter. set the File Size limit.

The Video Limiter effect is used to restrict video signal levels (luma and chroma) to broadcast-safe standards. It has no functionality for setting or limiting the output file size.

D. Advanced Settings > Key Frame Distance, set to a lower number.

Setting a lower keyframe distance forces the encoder to create more full-picture frames (I-frames). Since I-frames are larger than predictive frames, this action typically increases the file size.

---

1. Adobe Inc. (2023). Export settings reference for Premiere Pro. Adobe Help Center.

Section: "Bitrate Settings"

Content: This official documentation explicitly states

"The higher the bitrate

the better the quality

and the larger the file size... For H.264... you can set the Target Bitrate. In general

a higher target bitrate results in higher quality video and a larger file size." This directly supports that lowering the target bitrate (Option B) will decrease the file size.

2. Adobe Inc. (2023). Export settings reference for Premiere Pro. Adobe Help Center.

Section: "Basic Video Settings > Use Maximum Render Quality"

Content: The documentation explains that this option "maintains sharp detail when scaling" and "can increase your export time." It is a quality enhancement feature

not a file size reduction tool

making Option A incorrect.

3. Adobe Inc. (2023). Obsolete and removed effects in Premiere Pro. Adobe Help Center.

Section: "Video Limiter effect"

Content: The documentation for the Video Limiter effect (both the current and legacy versions) describes its function as clamping video signals to specified levels for broadcast safety. It makes no mention of file size control

invalidating Option C.

4. Adobe Inc. (2023). Export settings reference for Premiere Pro. Adobe Help Center.

Section: "Advanced Settings (H.264

HEVC formats)"

Content: The guide explains that Key Frame Distance sets the number of frames between keyframes. A lower number means more keyframes. As keyframes contain more data than inter-frames

this setting would generally increase

not decrease

file size

making Option D incorrect.

To view and edit a multi-camera source sequence, the Program Monitor must be switched to its Multi-Camera viewing mode. This is achieved by accessing the monitor's display settings. You click the Settings icon, represented by a wrench, located in the lower-right corner of the Program Monitor. From the subsequent pop-up menu, you select "Multi-Camera." This action transforms the Program Monitor into a grid displaying all available camera angles simultaneously, enabling you to switch between them as you edit the sequence.

A. The Program Monitor's panel menu (hamburger icon) contains options for managing the panel itself (e.g., closing or undocking), not for changing the content view mode.

B. This menu path does not exist in Adobe Premiere Pro. Global view settings are separate from monitor-specific display modes.

C. The Multi-Camera view is enabled on the Program Monitor to edit the final sequence, not the Source Monitor, which is used for previewing individual source clips.

1. Adobe Premiere Pro User Guide

"Edit multi-camera sequences". In the section "Open the multi-camera sequence in the Program Monitor

" the guide states: "In the Program Monitor

click the Settings icon and select Multi-Camera from the pop-up menu. The Program Monitor switches to Multi-Camera mode." This directly validates the correct answer.

2. Adobe Premiere Pro User Guide

"Monitor panels overview". This document describes the user interface

clarifying that the Settings icon (wrench) in the Program Monitor controls display options like playback resolution and viewing mode

distinguishing it from the panel menu (hamburger icon).

The most direct and standard method to align clips in the Adobe Premiere Pro timeline using their audio is to first select the relevant clips. Then, by right-clicking on the selection, the user can access the context-sensitive menu, which contains the "Synchronize" command. In the subsequent dialog box, selecting "Audio" as the synchronization point instructs Premiere Pro to analyze the audio waveforms of the selected clips and automatically shift them on the timeline to match each other, thus correcting the sync issue.

B. 'Multi-Camera Audio Follows Video' is a setting for a multi-camera source sequence that dictates audio behavior when switching video angles, it does not perform the initial synchronization.

C. The 'Synchronize' command is not located in the Timeline panel's main menu (often called the "hamburger" menu); this is an incorrect menu path for the function.

D. The 'Synchronize' command is located in the main 'Clip' menu, not the 'Sequence' menu. This option describes an incorrect menu navigation path to access the feature.

1. Adobe Premiere Pro User Guide. (n.d.). Synchronize audio and video clips in Premiere Pro. Adobe Help Center. Retrieved from https://helpx.adobe.com/premiere-pro/using/synchronize-audio-video-clips.html

Section: Synchronize clips in a Timeline panel. The documentation states

"Select the clips you want to synchronize in the Timeline panel... Right-click (Windows) or Control-click (macOS) the selected clips and choose Synchronize from the context menu... In the Synchronize Clips dialog box

select Audio and click OK." This directly supports the workflow described in option A.

2. Adobe Premiere Pro User Guide. (n.d.). Create a multi-camera source sequence in Premiere Pro. Adobe Help Center. Retrieved from https://helpx.adobe.com/premiere-pro/using/create-multi-camera-source-sequence.html

Section: Create a multi-camera source sequence using a sequence. This guide

while focused on multi-camera sequences

details the underlying synchronization process. It confirms the method: "Select the clips in the Timeline... Right-click (Windows) or Control-click (macOS) on the selected clips and select Synchronize." This reinforces that right-clicking is the primary method in the timeline. It also clarifies that the 'Synchronize' command is not in the 'Sequence' menu.

The "Insert and overwrite sequences as nests or individual clips" button in the Timeline panel dictates how a source sequence is added to a destination sequence. When this feature is turned off (deselected), Premiere Pro does not create a single, nested clip. Instead, it places all the individual clips, transitions, and graphics from the source sequence directly onto the tracks of the new sequence. This action effectively "unpacks" the source sequence into its constituent components within the destination timeline.

A. Creating a multicamera source sequence is a separate, deliberate workflow and is not the result of dragging a sequence with nesting disabled.

B. You can always edit a sequence into another; this toggle only changes how the clips are inserted (as a nest or as individual clips).

C. This describes the behavior when sequence nesting is turned on, which is the opposite of the condition stated in the question.

1. Adobe Premiere Pro User Guide. In the section "Nest sequences in Premiere Pro

" the documentation explicitly states: "To toggle nesting on or off for sequences

click the Insert and overwrite sequences as nests or individual clips button in the Timeline panel. When the button is on

sequences are nested. When the button is off

the individual clips in the sequence are added to the Timeline." (Adobe. "Nest sequences in Premiere Pro." Adobe Help Center. Accessed 2023. Section: "Nest sequences").

2. University of California

Berkeley - Graduate School of Journalism. In their "Premiere Pro CC 2019" training documentation

the concept is explained: "By default

when you drag a sequence from the Project panel into the Timeline

it becomes a 'nested' sequence... You can turn this feature off by deselecting the 'Insert and overwrite sequences as nests or individual clips' button... With this button deselected

dragging a sequence into the Timeline will add the individual clips from that sequence." (UC Berkeley Graduate School of Journalism. "Advanced Editing in Premiere Pro." Advanced Media Institute. Page 12

Section: "Nesting Sequences").

To ensure effects are rendered in a 32-bit floating-point color space, you must select "Render at Maximum Depth." This setting forces Premiere Pro to process all rendering and compositing at the highest possible precision (32-bpc). This is crucial for maintaining color fidelity, preventing banding artifacts in gradients, and preserving detail when stacking multiple color-intensive effects, which directly addresses the user's goal. The Mercury Playback Engine mode (Software or GPU) does not change the function of this export setting.

B. Choose Performance > Hardware Encoding: This setting accelerates the final compression (encoding) stage using dedicated hardware; it does not affect the bit depth of the effects rendering pipeline.

C. Use Maximum Render Quality: This option primarily improves the quality of scaling (resizing) and motion rendering by using more advanced algorithms, but it is not the specific control for 32-bit effects processing.

D. Check Render Alpha Channel Only: This exports only the transparency information of the sequence as a grayscale image, which is unrelated to rendering color effects at a specific bit depth.

1. Adobe Premiere Pro User Guide

"Export settings reference for Premiere Pro." Adobe Help Center.

Section: Render at Maximum Depth: "Renders content at 32-bpc color depth. Select this setting to maintain color fidelity and prevent color banding in videos with steep gradients. This setting is disabled if the selected codec does not support it."

Section: Use Maximum Render Quality: "This setting is most useful when you are exporting to a frame size different from your source media's frame size. Selecting this option helps maintain image quality when scaling."

This official documentation explicitly states that "Render at Maximum Depth" is the setting for 32-bpc (bits per channel) rendering

while "Use Maximum Render Quality" is for scaling.

When performing a drag-and-drop Replace Edit to the Program Monitor without a clip selected in the sequence, Premiere Pro's behavior is context-dependent on the playhead's position. The action specifically targets the clip that is currently under the playhead on the source-patched track. If a clip is present at this location, it will be replaced by the source clip. The duration of the new clip will be trimmed to match the duration of the clip it is replacing. If there is no clip under the playhead on the targeted track, the operation is aborted, and no edit occurs.

A. This describes an edit initiated by a sequence In point, which is not the primary targeting method for a Replace edit when no clip is selected.

B. This describes a standard Overwrite edit. A Replace edit requires an existing clip to replace, whereas an Overwrite edit does not.

D. The presence of sequence In or Out points is not a requirement for this specific type of Replace edit to function; the sole condition is a clip under the playhead.

1. Adobe Premiere Pro User Guide

"Add clips to sequences" section. Under the subsection "Replace a clip in a sequence

" the documentation states: "If no clip is selected in the Timeline panel

Premiere Pro replaces the clip at the playhead on the targeted track." This directly supports the logic that the edit is contingent on a clip being present at the playhead. (Source: Adobe HelpX

Premiere Pro User Guide

Add clips to sequences).

2. Adobe Premiere Pro User Guide

"Drag-and-drop edits" section. This section details the various drop-zones in the Program Monitor. The "Replace" zone's function is described as replacing the contents of an existing clip in the timeline. This reinforces that its primary function is to act upon an existing clip

which

in the absence of a selection

is the one at the playhead. (Source: Adobe HelpX

Premiere Pro User Guide

Drag-and-drop edits).