Final answer:
The correct statement is that bulimia is less common than anorexia.
Step-by-step explanation:
The correct statement regarding eating disorders is A. Bulimia is less common than anorexia.
Anorexia nervosa is an eating disorder characterized by maintaining a body weight below average through starvation or excessive exercise. Estimates of the prevalence of anorexia nervosa vary but generally range from just under one percent to just over four percent in women, and are considerably lower for men. On the other hand, bulimia nervosa is characterized by recurrent bingeing followed by purging methods like vomiting or using laxatives. The lifetime prevalence rate for bulimia nervosa is estimated at around 1% for women and less than 0.5% for men.