Your question is Implement React Native Feature Design. 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).
Explain how you would implement a new feature in React Native. Cover how you would break the feature into components, decide where state should live, process user input, and structure the code so it remains maintainable as requirements expand.