This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Impoant Bacterial Diseases in Children, Subject name: Pediatrics
Most common cause of acute otitis media in children is: 
Select and explain. 
A. Strep pneumoniae, B. Strep pyogenes, C. Staph aureus, D. Pseudomonas
A: Strep pneumoniae
Answer: A: Strep pneumoniae 
Explanation: 3 pathogens predominate in Acute Otitis Media: Strepto pneumoniae, H. influenzae & Moraxella catarrhalis.