What is the primary difference between anorexia nervosa and bulimia nervosa?

A key difference is that anorexia nervosa commonly involves significantly low body weight, while people with bulimia nervosa are often at a normal or near-normal weight. The disorders are distinguished by more than weight, but this contrast makes C, “People with anorexia are usually underweight, whereas people with bulimia are often at normal weight,” the best answer. The other choices describe differences that are not generally reliable distinctions between the disorders.

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