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: Anaesthesia
[{'content': 'All are true except – \nSelect and explain. \nA. Halothane is good analgesic agent, B. Halothane sensitize heart to catacholamines, C. Halothane relaxes bronchi, D. Halothane causes hepatitis and liver cell necrosis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Amongst the inhalational agents, halothane has no analgesic action.\nHalothane sensitizes the heart to adrenaline, causes bronchodilatation and can cause hepatitis.', 'role': 'assistant'}]