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': 'All of the following conditions of defence available to a doctor against allegation of negligence except \nSelect and explain. \nA. Medical maloccurrence, B. No fee for treatment charged, C. Therapeutic misadventure, D. Res Judicata', 'role': 'user'}, {'content': 'Answer: B \nExplanation: B i.e. No fee for treatment charged', 'role': 'assistant'}]