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
Aerosol drug used for treatment of RSV infection in a child is? 
Select and explain. 
A. Indinavir, B. Amantadine, C. Ribavirin, D. Tenofovir
C: Ribavirin
Answer: C: Ribavirin 
Explanation: DOC for treatment of RSV infection is ribavirin Indinavir - protease inhibitor used in HIV Tenofovir - NI used in HIV Amantadine - used for influenza virus