For each of the following use cases in an early-stage business, identify which specific analytics tool would be most suitable:
- Use Case I: Tracking which pages on the website are most frequently visited by new users.
- Use Case II: Collecting user feedback on the latest app feature release to gauge user satisfaction.
- Use Case III: Evaluating the effectiveness of a recent email marketing campaign in terms of user engagement.
Select the correct analytics tool for each use case.