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
The most common agent associated with neonatal bacterial meningitis is: 
Select and explain. 
A. Haemophilus influenzae type b, B. Neisseria meningitidis, C. Streptococcus pneumoniae, D. Streptococcus agalactiae
D: Streptococcus agalactiae
Answer: D: Streptococcus agalactiae 
Explanation: Streptococcus agalactiae is one of the most common agent associated with neonatal bacterial meningitis. Ref: Text Book of Microbilogy By Ananthanarayan, 6th Edition, Page 7195 ; Text Book of Pediatrics By Nelson, 17th Edition, Page 627