Sally cannot tolerate being alone. In an effort to avoid feelings of abandonment, she clings to her friends and becomes demanding, which results in her friends pulling away. Sally then feels rejected and becomes enraged which strains her friendships even further. This is a common pattern for people who have personality disorder.

This is a common pattern for people who have borderline personality disorder.

Explanation:

Borderline disorder is a personality disorder characterized by unstable self-image, relationships, and moods. A borderline individual is in constant fear of abandonment and rejection, and displays impulsive and destructive behavior. Because of his or her fear of abandonment, as is the case with Sally, a borderline individual becomes very demanding. Their need for validation and indisputable attention often drives away friends and romantic partners, resulting in the very thing they are afraid of.

this null effect is caused by a weak manipulation and ineffective internal validity. in a scientific study, as the one dr. morimoto is trying to perfom, internal validity refers to the confidence placed in the cause-effect relationship and to how well an experiment is done and able to eliminate confounding variables.        

i truly dont know the answer wait i do its 1,3,4