This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anti-Viral, Subject name: Pharmacology
Drug used for treatment of influenza is - 
Select and explain. 
A. Ritonavir, B. Idoxuridine, C. Lumefantrine, D. Oseltamivir
D: Oseltamivir
Answer: D: Oseltamivir 
Explanation: Ans. is 'd' i.e., Oseltamivir o Anti-influenza drugs are:-i) Amantidineii) Rimantidineiii) Oseltamiviriv) Zanamavir