This answer states that the acceptance criteria of the user story is what the BA should review and revise to provide more clarity to the QA team who is having difficulty with a specific story where a modification to an existing flow is needed for a custom object at Cloud Kicks. Acceptance criteria are a set of conditions or tests that a user story must meet or pass in order to be considered done and ready for deployment or delivery.
Reviewing and revising the acceptance criteria of the user story means that the BA checks and updates the acceptance criteria to make sure that they are clear, concise, consistent, and complete. Reviewing and revising the acceptance criteria of the user story is what the BA should do to provide more clarity to the QA team because it helps the QA team to understand what needs to be tested as a result of the updated flow, and how to verify or measure its success. References: https://trailhead.salesforce.com/en/content/learn/modules/salesforce- business-analyst-quick-look/use-user-stories-to-capture-requirements