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
Most common organism causing meningitis in a 1 year old child - 
Select and explain. 
A. Streptococcus pneumoniae, B. H. influenza, C. Listeria, D. Neisseria meningitidis
A: Streptococcus pneumoniae
Answer: A: Streptococcus pneumoniae 
Explanation: Ans. is 'a' i.e., Streptococcus pneumoniae