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: Microbiology
[{'content': 'Not a DNA oncovirus ? \nSelect and explain. \nA. HTLV, B. HBV, C. HCV, D. HPV', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., HTLV Human T-cell leukemia virus (HTLV) is a RNA oncogenic virus.", 'role': 'assistant'}]