Esther Has Been Having Problems Falling Asleep at Night, and When

Multiple Choice

Esther has been having problems falling asleep at night, and when she finally manages to fall asleep, she awakens frequently, for apparently no reason. During the day, she feels extremely tired, depressed, and anxious. If you were Esther's psychologist, what would you suspect to be her problem?

A) insomnia disorder
B) hypersomnolence
C) somnambulism
D) sleep apnea
E) major depressive disorder