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: Social & Preventive Medicine
[{'content': 'Dose of Vitamin D in children with malnutrition – \nSelect and explain. \nA. 100 IU, B. 200 IU, C. 60,000 IU, D. 10,000 IU', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]