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': 'The following combination of agents are the most preferred for short day care surgeries – \nSelect and explain. \nA. Propofol, fentanyl, isoflurane, B. Thiopentone sodium, morphine, halothane, C. Ketamine, pethidine, halothane, D. Propofol, morphine, halothane', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Amongst the given options, option a is best. However, isoflurane has now been replaced by desflurane and sevoflurane.\nDrugs used in day care surgery :- Propofol, Desflurane, Sevoflurane, Mivacurium, Alfantanil, Sufentanil, Remifentanil, Fentanyl.', 'role': 'assistant'}]