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: Medicine
[{'content': 'All the following are used in the treatment of pneumocystis carinii except \nSelect and explain. \nA. Pentamidine, B. Dapsone, C. Cotrimoxazole, D. Fluoroquinolones', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]