Justus lifts weights several hours a day.He spends a great deal of time at the gym admiring his firm muscles from several angles.He follows a high protein diet and takes amino acid supplements to make his muscles bulge.Justus is very concerned that the muscles are much too small.He likely has
A) anorexia nervosa. B) bulimia. C) schizophrenia. D) muscle dysmorphia E) obsessive-compulsive disorder.