This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Misc., Subject name: Microbiology
[{'content': 'The beta haemolytic streptococcus commonly implicated in neonatal meningitis is \nSelect and explain. \nA. Group A, B. Group B, C. Group C, D. Group D', 'role': 'user'}, {'content': 'Answer: B \nExplanation: (B) Group B', 'role': 'assistant'}]