This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nutrition, Subject name: Pediatrics
[{'content': 'Recommended daily dose of Iodine in a child is: \nSelect and explain. \nA. 120-200 mg, B. 90-120 mg, C. 30-60 mg, D. 500 mg', 'role': 'user'}, {'content': "Answer: B \nExplanation: b. 90-120mg(Ref: Nelson's 20/e p 2663)The recommended dietary allowance of iodine is 30mg/kg/24hr for infants, 90-120mg/24hr for children, and 150mg/24hr for adolescents and adults.", 'role': 'assistant'}]