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 oncogenic viruses except - 
Select and explain. 
A. EB virus, B. Reo virus, C. Retrovirus, D. Human papilloma virus
B: Reo virus
Answer: B: Reo virus 
Explanation: oncogenic DNA virus includes papovavirus,poxvirus,adenovirus,herpesvirus,hepatitis B virus and oncogenic RNA virus include Retrovirus. REF:ANANTHANARAYAN AND PANIKER'S TEXTBOOK OF MICROBIOLOGY 9TH EDITION PAGE NO-564-568