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: Forensic Medicine
[{'content': 'First trimester aboion uses all, except: TN 09 \nSelect and explain. \nA. Mifepristone, B. Extra-amniotic ethacrydine lactate, C. Dilatation and evacuation, D. Suction evacuation', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. Extra-amniotic ethacrydine lactate', 'role': 'assistant'}]