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': 'Safe inducing agent used for day care is: \nSelect and explain. \nA. Thiopentone, B. Etomidate, C. Ha lothane, D. Propofol', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Propofol', 'role': 'assistant'}]