This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anti-Viral Drugs, Subject name: Pharmacology
Which of the following neuraminidase inhibitor has 100% renal elimination? 
Select and explain. 
A. Oseltamavir, B. Zanamivir, C. Peramivir, D. Acyclovir
B: Zanamivir
Answer: B: Zanamivir 
Explanation: Renal elimination Oseltamavir: 95 % Zanamivir : 100% Peramivir : 90%