Your question is Explaining a High-Impact Project. 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).
Pick one project from your background that had meaningful business impact, and walk me through it in detail. Focus on the problem, your specific role, how you made decisions when the work was not fully defined, and what results you delivered.