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': 'Mechanism of action of vancomycin is: \nSelect and explain. \nA. Cell wall synthesis inhibition, B. Protein synthesis inhibition, C. Increase in membrane permeability, D. Inhibition of folic acid metabolism', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Vancomycin is a transglycosylase inhibitor, used in treatment of MRSA. Other cell wall inhibitors include:Fosphomycin , beta lactams, bacitracin, cycloserin, vancomycin.', 'role': 'assistant'}]