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': 'All of the following are used in first trimester MTP except?: \nSelect and explain. \nA. Dilatation and evacuation, B. RU486, C. Suction and evacuation, D. Extra aminiotic ethacrydine', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Extra aminiotic ethacrydine', 'role': 'assistant'}]