If you upload content from multiple sources, or reupload/repurpose someone else’s existing content (ie “reuse content”) then you won’t be eligible for YPP. Check out the FAQs and best practices here: https://yt.be/help/reused-content … and you can always reapply in 30 days.
this is in order that youtube can supress and demonetize alternative news media and magazine shows, the moment you include anything else from anywhere they will squash you. got it punk?