<prompt> A 19-year-old male tests positive for a hepatitis C infection. He was arrested twice for stealing and he belongs to a gang of friends. Which of the following is the most likely method of transmission?Fecal-oralFomiteSexual transmissionIntravenous drug  <response>: Intravenous drug use is the primary method of transmission of hepatitis C virus. Major transmission was from blood and blood products, but is now from needle sharing due to increasing screening of blood products. Hepatitis C virus HCV is an RNA-enveloped virus in the Flaviviridae family other members: yellow fever, dengue, West Nile virus and Hepacivirus genus. Ref: Ray C.G., Ryan K.J. 2010. Chapter 13. Hepatitis Viruses. In C.G. Ray, K.J. Ryan Eds, Sherris Medical Microbiology, 5e. 