He tries to hold her but with every touch she still resists And then he sees the scars that bury deep within her wrists
She's feeling numb, he tries to beg and plead and ask her, "Why?"
She says this way she has control of the pain she feels inside

I'd say 8. i'd u don't so what u should u don't get what u want.

Behavioral science is the study of human behaviors and how they can be influenced.  by examining patterns in behavior as well as reactions, individuals with behavioral problems can be more adequately treated, resulting in greater mental health of our society/the public.