What should the business analyst review and revise to provide more clarity to the QA team?

The quality assurance (QA) team at Cloud Kicks is reviewing user stones to write test scripts. The QA team is having difficulty with a specific story where a modification to an existing flow is needed for a custom object. The QA team is unable to discern what needs to be tested as a result of the updated flow.

What should the business analyst review and revise to provide more clarity to the QA team?
A . The who, what, and why of the user story
B. The acceptance criteria of the user story
C. The definition of done of the user story

Answer: A