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': 'Which one of the following inhalational anaesthetic agents has rapid onset and rapid recovery actions and is most desirable for use day case (out patient) surgical procedures – \nSelect and explain. \nA. Ether, B. Halothane, C. Trichloroethylene, D. Desflurane', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Desflurane has least B : G partion coefficient fastest induction & recovery.', 'role': 'assistant'}]