Pat Suffers from Anorexia Nervosa

Pat suffers from anorexia nervosa.Which of the following statements are true?

A) Pat is more likely to be a man than a woman.
B) Pat is more likely to be over the age 65 and older than all other ages combined.
C) Pat cannot suffer from bulimia because bulimia involves bingeing and purging.
D) Pat suffers from the psychological disorder that has the highest mortality rate.