We would like to know more. Go here: https://www.youtube.com/features > Click on monetization and share the screenshot of the page that you see. This would help us look into the issue better!
Thanks for sharing the screenshot. This means that the content is not original/auto-generated. Here's more about reused content & how you can avoid them in future videos: https://goo.gl/Vnir3S . You can make any changes based on those details and always reapply after 30 days.