Anorexia Nervosa is a loss of appetite for food. The most serious consequence would be Nicole would desire nothing to eat in order to lose weight and that could lead her to become into a serious state of anorexia.
Im going to say B. what id do is you put the question in google and see what it says. if your having trouble on a page finding it hit ctrl and f then type part of your question it should pull it up on the page