<prompt> Hepatitis C vims is a -TogavirusFlavivirusFilovirusRetrovirus  <response>: Ans. is b i.e., Flavivirus HEPATITIS VI RISKSo Several diseases of liver collectively known as hepatitis, are caused by viruses.o The viruses involved, five of which have been reasonably well characterized, come from a wide range of virus families.VirusFamily1 Hepatitis AEnterovirus Picornavirus, non- enveloped RNA virus2 Hepatitis BHepadana virus, DNA virus3 Hepatitis CFlavivirus, enveloped RNA virus4 Hepatitis DDefective RNA virus resembling viroids5 Hepatitis ECalcivirus, non-enveloped RNA virus 