This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Virology, Subject name: Microbiology
All are Flaviviruses except: 
Select and explain. 
A. HCV, B. Chikungunya, C. Yellow fever, D. Japanese B encephalitis virus
B: Chikungunya
Answer: B: Chikungunya 
Explanation: Ans. B. Chikungunyaa. Chikungunya belongs to the genus alphavirus of the family Togaviridae.b. Two genera of medical importance in Flaviruses-I. Flavivirus: arthropod borne viruses; Yellow fever, JEV, Dengue...II. Hepacivirus: Hepatitis C virus, non-arthropod bornec. Two genera of medical importance in Toga viruses-I. Genus- Alphavirus: Chikungunya, Onyong-nyong, WEE, VEE, EEE.II. Genus- Rubivirus: Rubella.