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': 'CMV belongs to which family of DNA viruses ? \nSelect and explain. \nA. Poxviridae, B. Herpesviridae, C. Papovaviridae, D. Paravoviridae', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Herpesviridae", 'role': 'assistant'}]