Your question is Explaining Your Impact. 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).
Describe your previous work experiences and how you made a difference or created changes in your last position. Focus on one specific example rather than summarizing your entire background. Explain the situation, your responsibilities, the actions you personally took, the stakeholders you influenced, and the measurable result.