The answer is: "obsessive-compulsive disorder (OCD)" .
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34.9% of 12th graders use marijuana today. I not sure how current that is but that is what I learned at some point.
The inequlity symbol is = that but maybe u should have put that in math
The cerebrum- it fills up most of your brain, it is involved with remembering, problem solving, thinking, and feeling.
The cerebellum- is inthe back of your head, under the cerebrum. It controls your coordination and balance.
The brain stem- also beneath cerebrum, controls messages between brain.