This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cell Wall Synthesis Inhibitors, Subject name: Pharmacology
[{'content': 'Select the antimicrobial agent that can be used to treat both methicillin resistant and vancomycin resistant Staphylococcus aureus infections: \nSelect and explain. \nA. Clarithromycin, B. Clindamycin, C. Linezolid, D. Lincomycin', 'role': 'user'}, {'content': 'Answer: C \nExplanation: -Linezolide is effective against MRSA and VRSA infections. -DOC for MRSA is vancomycin. -DOC of VRSA now is daptomycin.', 'role': 'assistant'}]