When a channel or account is terminated, you'll receive an email with more details about the reason. If you think it happened in error, you can always appeal. Also, here's more info about account terminations, including why it can happen: https://goo.gl/wi7Ubg
You'll be wasting your time appealing, your only appealing to a robot and the incompetence of teamyoutube is disturbing. Trolls are running the system and have teamyoutube on their payroll, or it certainly seems that way.