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: Gynaecology & Obstetrics
[{'content': 'In which of the following situations it is preferable not to inse IUCD : \nSelect and explain. \nA. Post - menstrual, B. Emergency postcoital, C. Six weeks after delivery, D. Immediately following mid - trimester aboion', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Immediately following mid - trimester aboion', 'role': 'assistant'}]