This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
All the following can cause GIT cancers except 
Select and explain. 
A. Hepatitis B virus, B. EBV, C. HIV, D. H. pylori
A: Hepatitis B virus
Answer: A: Hepatitis B virus 
Explanation: None