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: Pathology
All of the following viruses are capable of causing human cancers except 
Select and explain. 
A. Papilloma virus, B. Hepatitis B virus, C. Epstein Barr virus, D. Parvovirus B-19
D: Parvovirus B-19
Answer: D: Parvovirus B-19 
Explanation: None