Belinda appears to be a typical 14-year-old. She socializes with friends and spends her time listening to music and watching movies. Unknown to her parents and friends, Belinda sometimes binges on large amounts of food and then either vomits or uses laxatives to purge herself of the extra calories. Belinda MOST likely suffers from: ________
a) anorexia.
b) binge-eating disorder.
c) depression.
d) bulimia.