This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Proteins, Subject name: Social & Preventive Medicine
[{'content': 'All are features of kwashiorkor EXCEPT: \nSelect and explain. \nA. Irritability, B. Edema in lower limb, C. Increase appetite, D. Apathy', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. (c) Increase appetiteRef : K. Park 23rd ed. / 639-40Features of Kwashiorkor and MarasmusFeaturesMarasmusKwashiorkorMuscle wastingObviousHidden by fat and edemaEdemaNonePresent in lower legs and faceMental changesQuiet and apathicIrritable, Moaning and apathicWeightVery lowLow to NormalAppetiteGoodPoorHepatomegalyNonePresent, due to fat depositionHair changesSeldomSparse, silky\'flag sign"', 'role': 'assistant'}]