1. International Institute of Business Analysis (IIBA). (2021). The Guide to Product Ownership Analysis. Section 5.4, "Review and Retrospect," p. 91. This section states, "Product ownership analysis practitioners support the review by... facilitating the discussion to ensure the feedback is understood by all." Asking clarifying questions is a core facilitation technique to achieve this understanding.
2. International Institute of Business Analysis (IIBA). (2017). Agile Extension to the BABOK® Guide (Version 2). Section 6.4, "Review the Solution," p. 71. This source explains that during the review, business analysts "facilitate the conversation to ensure that the feedback is captured and understood." This directly supports the act of asking questions to clarify and confirm understanding of the feedback provided.