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: Pediatrics
[{'content': "In Kwashiorkor, the letter 'K' is post–fixed to denote – \nSelect and explain. \nA. Weight for height, B. Skin changes, C. Edema, D. Muscle wasting", 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]