We'd like to look into it further. Could you share a screenshot of your channel monetization page: https://goo.gl/ySjhEs ? Keep us posted.
If you've been waiting that long, your channel had a first review but we didn't come to a clear decision. Creator Studio doesn't show this, so it's confusing & looks like you haven't been reviewed. Here's more about what type of content you can Monetize: https://goo.gl/Uu4RKs .