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: Surgery
[{'content': 'In Jorgensen technique on IV sedation for dental procedure drugs used are \nSelect and explain. \nA. Pentobarbital, B. Mepiridine, C. Scopalamine, D. All the above', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]