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': 'RNA oncogenic virus amongst the following is?a) HIVb) HTLV c) HBVd) Cytomegalovirus \nSelect and explain. \nA. ac, B. a, C. ad, D. ab', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]