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: Pediatrics
[{'content': 'What is the most common organism causing cerebrospinal fluid shunt related infections \nSelect and explain. \nA. Streptococcus agalactiae, B. E. coli, C. Coagulase Negative Staphylococcus aureus, D. Enterococccus', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Coagulase Negative Staphylococcus aureus colonize the skin and hence cause CSF shunt related infections.', 'role': 'assistant'}]