Your question is Row-Level Security for Reporting Pipelines. 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).
You're building a reporting pipeline that feeds dashboards used by managers in different regions. Access needs to be limited so each manager only sees the rows for their own region, while central leadership can view all regions.
Explain how you would implement row-level security for a reporting dashboard used by different regional managers.