The scenario describes a point where, after production is complete, two activities ("review sound" and "review pictures") occur simultaneously or in parallel. The process only continues to the final step ("plan the next shooting day") after both of these reviews are finished. This requires a Parallel Gateway (AND-Split) to initiate the concurrent activities and a second Parallel Gateway (AND-Join) to synchronize the paths and wait for both to complete before proceeding. Option A correctly depicts this structure.

Option B: This diagram likely uses an Exclusive Gateway, which would incorrectly model the process as choosing only one of the two review activities, not both.

Option C: This diagram might show the activities in a simple sequence, which is wrong because the description explicitly states they happen simultaneously.

Option D: This diagram might use an Inclusive Gateway, which is incorrect as it implies one or both reviews could happen, whereas the scenario mandates both must occur.

Object Management Group (OMG). (2013). Business Process Model and Notation (BPMN) Version 2.0.2 (OMG Document Number: formal/2013-12-09). Section 10.5.3, p. 298. Table 10.89 defines the Parallel Gateway for both splitting into concurrent paths ("AND-Split") and synchronizing them ("AND-Join").

Dumas, M., La Rosa, M., Mendling, J., & Reijers, H. A. (2018). Fundamentals of Business Process Management (2nd ed.). Springer. Chapter 3, pp. 80-82. This text explains the use of parallel gateways to model concurrency and synchronization, matching the filmmaking scenario.