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': 'A child of age 9 needed prophylaxis of vitamin A. The dose and route of administration is:September 2009 \nSelect and explain. \nA. 1,00,000 IU intramuscularly, B. 1,00,000 IU orally, C. 2,00,000 IU intramuscularly, D. 2,00,000 IU orally', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. B: 1,00,000 IU Orally', 'role': 'assistant'}]