Ineed with the image below and you.

A- she should tell her that she is not fat and if she loses to much weight serious medical problems can come out of it just always be there for her.
B- you should tell her and her boyfriend that you feel like this is not gonna work that you feel like you are gonna get caught and end up in trouble just be honest.
C-when he is talking to Craig don’t be harsh because he might have forgot about it just tell he how you feel and hope he gives it back.

Depression would be the correct answer

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.