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': 'An asthmatic patient is posted for elective hernia repair. Which of the following inhalational anaesthetic agents are preferred for induction in this patient \nSelect and explain. \nA. Isoflurane, B. Sevoflurane, C. Desflurane, D. Enflurane', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Sevoflurane is preferred agent among the given options, as it is a bronchodilator.', 'role': 'assistant'}]