Your question is Behavioral: Complex problem. 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 time you dealt with a complex problem.
Asked in the Round 2 stage. This question probes how you break down ambiguity, identify priorities, involve the right people, and take ownership when the path is unclear. The interviewer is looking for a specific example rather than a general description of your problem-solving style. A strong response explains the stakes, your decisions and trade-offs, how you adapted as new information emerged, and the measurable result.