Thanks for reaching out. Mind sharing your channel URL and a screenshot of what you see from the Monetization page here: https://www.youtube.com/account_monetization …? Keep us posted.
Monetization was not approved because we were unable to determine if your channel complies with the policies of YPP. Keep uploading great original content and building your audience. You can re-apply for monetization 30 days from when you received your application decision email.