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 of the following induction agent is used to produce a `street-fit' person following surgery – \nSelect and explain. \nA. Midazolam, B. Propofol, C. Alfentanyl, D. Thiopentone", 'role': 'user'}, {'content': 'Answer: B \nExplanation: Amongst the given options only propofol & thiopentone are inducing agents.\nPropofol is the inducing agent of choice for day care surgery (street-fit following surgery).', 'role': 'assistant'}]