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': 'Copper – T is preferably inserted postnatal, after \nSelect and explain. \nA. 2 weeks, B. 4 weeks, C. 5 weeks, D. 8 weeks', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Timings of IUD Insertion\n\nDuring menstruation or within 10 days of beginning of menstrual period:\n\n– Best time for IUD insertion\n– Cervical canal diameter greatest, lesser expulsion, least risk of pregnancy\n\nImmediate post-partum insertion: During 1st week after delivery before woman leaves hospital\n\n– High chance of perforation\n– High chance of expulsion\n\nPost-puerperal insertion: 6 – 8 weeks after delivery\n\n– Can be combined with follow-up visit of mother and child\n– Not recommended after 2nd trimester abortion', 'role': 'assistant'}]