Answer:
numbers and lines what else do u what you didn't put a picture
D. Because sometimes there can be an underlying issue to one's behavior(s). It could be a multitude of things, anger issues, ASD spectrum, school, victim of bullying, etc.
From personal experience, not with autism, but with other mental health disorder, everyone thought I was just 'acting out'. No, I was being over-stimulated and needed to change my environment.