Thanks for reaching out. For us to look into it further, mind sharing your channel URL and the screenshot of what you see on this page: https://yt.be/help/v9Zf ? Keep us posted.
Thanks for the info. Looks like your channel's monetization was rejected for repetitious content, this means it isn't original & doesn't add any significant educational value. Here's more: https://yt.be/help/EfHT . Also, you can make changes to your content & re-apply in 30 days.