This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
[{'content': 'All the following are features of Anorexia Nervosa except - \nSelect and explain. \nA. Predominantly seen in females, B. There is loss of weight at the time of presentation, C. Amenorrhea is rare, D. Avoidance of high caloric foods', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]