What is the primary distinguishing factor between Bulimia Nervosa and Binge Eating Disorder?

Question 10 options:
Lack of impulse control in Binge Eating Disorder
Presence of compensatory behaviors in Bulimia Nervosa
Body weight and shape concerns in both disorders
Onset age, with Bulimia Nervosa typically starting in childhood

Presence of compensatory behaviors in Bulimia Nervosa