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: ENT
Hemorrhagic external otitis media is caused by - 
Select and explain. 
A. Influenza, B. Proteus, C. Staph, D. Streptococcus
A: Influenza
Answer: A: Influenza 
Explanation: None