You Tell Your Friend That You Are Happy to Be

You tell your friend that you are happy to be receiving your vaccination because hepatitis B is associated with hepatocellular carcinoma (liver cancer) . Select the FALSE statement regarding viruses and cancer.

A) Viruses that lead to cancer formation are called oncogenic viruses.
B) The most common viral causes of tumors are certain DNA viruses such as hepatitis B virus.
C) Some viruses carry an oncogene-infection with these viruses interferes with the host cell's own growth-control mechanisms.
D) The majority of tumors are caused by oncogenic viruses but some may be caused by mutations in host genes that regulate cell growth.
E) Viruses that insert their genome into the host cell's chromosome may cause changes at the insertion site, converting a proto-oncogene into an oncogene.