Hi there, thanks for reaching out. To confirm, We're you a part of YPP earlier and got demonetized or that you've applied and were rejected now? Also, help us with the screenshot of what you see on this page: https://goo.gl/297Xrv . Keep us posted.
To clarify, if your channel is out of compliance due to reused content, this typically 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