Betsy is excessively concerned that she is becoming fat and restricts her eating to avoid such a consequence. She weighs approximately 20% less than normal body weight given her height. At times, she will sit down with her family and eat a full meal, but immediately afterwards takes several laxatives. Betsy most likely:.
A) anorexia, restricting type
B) anorexia, binge-eating-purging type
C) bulimia nervosa
D) binge eating disorder

B) anorexia, binge-eating-purging type

Explanation:

Anorexia nervosa can be defined as the way in which a person restricts themselves from taking or eating food which tend to lead to significantly reduction in their body weight which is less than 85% of their ideal body weight based on the person age and height due to their intense fear of gaining weight even when such person has a low body weight although this person may be underweight but may think that they are over weight .

Binge eating disorder (BED) occur when a person keep eating large amount of food because the person tend to lack how to control it making them to eat excessively whether they are hunger or not.

In some case this person can also place restrictions on the quantity of food they consume including the type of food they consumed and they sometimes display or show purging behaviour by inducing themselves to vomit.

Therefore Anorexia nervosa, binge-eating disorder is the severe disturbances in eating behavior and weight management.

Best most likely have ANEREXIA, BINGE-EATING PURGING TYPE