Thanks for reaching out. Mind sharing your channel URL and a screenshot of the channel's monetization page: https://goo.gl/ySjhEs ? We'll see what we can do.
Thanks for the screenshot. Looks like your channel was demonetized for repetitious content, this means it isn't original and doesn't add any significant educational or other value: https://goo.gl/BPzDAG . Also, you can make changes to your content and re-apply in 30 days.