Which of the Following Statements Is True

Which of the following statements is true?

A) Eating disorders are a way of expressing depression.
B) Eating disorders have a high comorbidity with posttraumatic stress disorder.
C) Over 80% of people with bulimia had an anxiety disorder at some point in their lives.
D) Twenty to thirty percent of people with bulimia nervosa meet the criteria for a mood disorder during the course of their eating disorder.