Chronic sore throat, kidney problems, dehydration, gastrointestinal problems, and dental problems are complications commonly experienced by individuals who suffer from

A) obsessive-compulsive disorder.
B) anorexia nervosa.
C) bulimia nervosa.
D) bipolar disorder.

The complications listed are commonly experienced by individuals who suffer from bulimia nervosa. Chronic sore throat is caused by stomach acid irritating the throat during purging, kidney problems and dehydration are due to the electrolyte imbalances caused by purging, gastrointestinal problems are caused by both purging and bingeing, and dental problems are caused by exposure to stomach acid during purging. Obsessive-compulsive disorder and bipolar disorder have different sets of complications. Anorexia nervosa can also cause some of these complications, but chronic sore throat and dental problems are less commonly associated with anorexia nervosa.