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
Drug of choice for treatment of infections caused by MRSA is : 
Select and explain. 
A. Metronidazole, B. Vancomycin, C. Imipenem, D. Clindamycin
B: Vancomycin
Answer: B: Vancomycin 
Explanation: None