This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anaesthesia, Subject name: Anaesthesia
[{'content': 'Minimum Alveolar concentration of halothane is \nSelect and explain. \nA. 0.74%, B. 1-2%, C. 6%, D. 2%', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Halothane is a potent anesthetic with a MAC of 0.74%. Its blood/gas paition coefficient of 2.4 makes it an agent with moderate induction and recovery time. It is not a good analgesic and its muscle relaxation effect is moderate.', 'role': 'assistant'}]