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': 'The most common agent associated with neonatal bacterial meningitis is – \nSelect and explain. \nA. Haemophilus influenzae type b, B. Neisseria meningitidis, C. Streptococcus pneumoniae, D. Streptococcus agalactiae', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]