This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Respiratory system, Subject name: Medicine
[{'content': 'All of the following can be used for the prophylaxis of pneumonitis carinni Pneumonia EXCEPT \nSelect and explain. \nA. Trimethoprim/Sulfamethoxazole, B. Dapsone 50 mg bid Pdeficien P0 or 100 mg/d P0, C. Aerosolized pentamidine, D. Clindamycin', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]