Your question is Owning an Ambiguous Project End-to-End. Take a moment with it on the right.
Talk me through your thinking if you like. When you're confident, submit your answer and I'll grade it like a real screen (7/10 or better passes).
Tell me about a specific project you worked on where the requirements were initially unclear. How did you decide what to prioritize, align the right people, and drive the project to a result?