Yes, once your channel completes the eligibility requirements of 1000 subs and 4000 watch hours in the last 365 days, you can go ahead and sign up for monetization. More info here: https://goo.gl/h5zWwx
If you haven't heard back yet, this means your channel is being held for a second review and we'll be putting more effort/resources into additional reviews of your content. Thanks for your continued patience.
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