App rejected


my app is rejected because of

From Apple
4. 2 Design: Minimum Functionality

Thank you for your response.

We encourage you to review your app concept and incorporate different content and features that are in compliance with the App Store Review Guidelines.

We understand that there are no hard and fast rules to define useful or entertaining, but Apple and Apple customers expect apps to provide a really great user experience.

Apple Developer includes a variety of design and development resources. Download iOS templates from Apple UI Design Resources, learn more about crafting intuitive, well-designed apps with the Design Video collection, and review the iOS Human Interface Guidelines for best practices to follow when designing apps for the App Store.

We hope you will consider making the appropriate revisions to your app and resubmit.

Best regards,

App Store Review

they send me home screen shot
what is the problem with my ui in your opinion