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': 'The following are modes of induction of mid trimester aboions except : \nSelect and explain. \nA. Intra amniotic saline, B. Intra amniotic prostaglandins, C. Menstrual regulation, D. Hysterotomy', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Menstrual regulation', 'role': 'assistant'}]