She seemed really nice , but she turned out to be some massive physco who lied about everything . She left the school , but now she is best friends with this girl called Bonnie who is really popular . And apparently she is coming to this school . I ' m going insane , she is the craziest person ever .

Question with options to choose from: What may be the reason they are going insane ?
Select from: + They are having problems with their boyfriend .; + They do n't want that person at their school .; + None of the above choices .; + They are worried for their friends .;
They do n't want that person at their school .