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: Microbiology
[{'content': 'All of the following infections may be transmitted\nby dental instruments except \nSelect and explain. \nA. HIV, B. Hepatitis C, C. Hepatitis B, D. Hepatitis E', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]