This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
An influenza is treated by 
Select and explain. 
A. Amantidine, B. Ribavarin, C. Cidofovir, D. Oseltamivir
D: Oseltamivir
Answer: D: Oseltamivir 
Explanation: Refer KDT 6th/777,778 Oseltamivir and zanamivir are used for An influenza