The Criterion of Maladaptive Behavior Used in Determining Whether Behavior

The criterion of maladaptive behavior used in determining whether behavior is abnormal would likely to be applied to which of the following cases?

A) Jonathan, who is hearing voices
B) Quincy, who is experiencing some symptoms of depression but is still functioning adequately.
C) Nate, who has developed a drug abuse problem that is affecting his health.
D) Tricia, who behaves in ways other people consider deviant.
E) Leslie, who believes he is hounded by demons.