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: Unknown
[{'content': 'In a case of neonatal meningitis, the etiologic bacteria was found to have properties of β hemolysis, bacitracin resistance, CAMP positive. Which of the following is most likely causative agent? \nSelect and explain. \nA. S. pyogenes, B. S. agalactiae, C. S. pneumonia, D. E. faecalis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: S. agalactiaeis the most common cause of neonatal meningitis in west.\nIt does not hydrolyse bile esculin agar, however hydrolyse sodium hippurate and are bacitracin resistant.\nIdentified by CAMP (Christie, Atkins and Munch – Peterson) reaction.', 'role': 'assistant'}]