This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Communicable diseases, Subject name: Social & Preventive Medicine
[{'content': 'Dose of chloroquine at 4-8 year - \nSelect and explain. \nA. 150 mg, B. 300 mg, C. 450 mg, D. 600 mg', 'role': 'user'}, {'content': "Answer: B \nExplanation: - for children between 4-8 years, the dose of chloroquine per day is 300 mg. - 2 tablets of chloroquine 150mg base is provided. Reference : Park's textbook of preventive and social medicine, 23rd edition pg no:264 <\\p>", 'role': 'assistant'}]