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: Pharmacology
[{'content': 'Drug of choice for Mycoplasma: \nSelect and explain. \nA. Cefadroxil, B. Erythromycin, C. Chloramphenicol, D. Azithromycin', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Azithromycin is the DOC for:\nMycoplasma, cat scratch disease, legionella infections and chanchroid (caused by H-ducreyi)', 'role': 'assistant'}]