This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Ear, Subject name: ENT
Commonest cause of acute otitis media in children is 
Select and explain. 
A. H. inflenzae, B. Strepto-pneumoniae, C. Staph aureus, D. Pseudomonas
B: Strepto-pneumoniae
Answer: B: Strepto-pneumoniae 
Explanation: Ans. is 'b' i.e Streptococcus pneumoniae Aetiology of ASOM in children:S. pneumoniae (35%)H. influenzae (25%)M. Catarrhalis (15%)Aetiology in adultsH. influenza (25%)*S. pneumonia (21%)