Your question is Waterfall Methodology Familiarity. 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).
Are you familiar with waterfall?
If yes, explain when you would choose it over agile for a project with fixed scope and sequential dependencies. Describe how you would structure phases, approvals, and change control, and how you would keep stakeholders aligned if a milestone slips.