This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Bacteriology, Subject name: Microbiology
There is a breakout of MRSA in your hospital. What will you do next to prevent the spread of infection? 
Select and explain. 
A. Close the hospital for a month, B. Asking the staff to wash hands thoroughly and frequently, C. Collect nasal swabs to identify MRSA carriers and isolate the patient, D. Clean the floor with chlorhexidine
B: Asking the staff to wash hands thoroughly and frequently
Answer: B: Asking the staff to wash hands thoroughly and frequently 
Explanation: All the mentioned steps have to be done but washing the hands is the next immediate step to prevent the spread of MRSA Ref: Textbook of Microbiology Baveja 5th ed Pg 638