Julie Frequently Eats a Great Deal of Food When She

Julie frequently eats a great deal of food when she gets emotionally upset. The last time she started to feel depressed, she ate two large bags of potato chips, a litre of ice cream, and several slices of pizza, all in one sitting. After she eats this way, she usually takes several laxatives to help her purge all this food. Despite this eating behaviour, Julie's weight is about average for someone of her height and age. Julie would most likely be diagnosed:

A) with both anorexia and bulimia.
B) with bulimia.
C) with obsessive compulsive disorder
D) with anorexia nervosa.