This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: obstetrics,pediatrics and geriatrics, Subject name: Social & Preventive Medicine
[{'content': 'MTP should be done by two RMPs after how many weeks of gestational period \nSelect and explain. \nA. 12 weeks, B. 16 weeks, C. 18 weeks, D. 20 weeks', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ref:Park's Text book of Preventive and Social Medicine 25th ed", 'role': 'assistant'}]