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': 'True statement regarding development of drug resistance in MRSA is ? \nSelect and explain. \nA. Results due to penicillinase enzyme production, B. Occurs due to change in penicillin binding proteins, C. Chromosome mediated, D. Treated with amoxicillin + clavulanic acid', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Methicillin resistance occurs due to altered PBPS, thus no penicillin, (Infact no beta-lactam antibiotic) is useful against methicillin-resistant Staphylococcus aureus (MRSA) infections.', 'role': 'assistant'}]