Consider the following use cases for a mobile app team. Identify which of these are relevant to the application of mobile attribution tools:
- Use Case I: Analyzing which in-app purchase options are most popular among users aged 18-25.
- Use Case II: Identifying whether users downloaded the app after clicking on a Facebook ad or through an organic search in the app store.
- Use Case III: Optimizing the app's user interface based on feedback gathered from an in-app survey.
Determine which use cases are relevant to mobile attribution.