This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pathology
[{'content': 'Virus causing IMN have which feature \nSelect and explain. \nA. Double-stranded, enveloped DNA virus, B. Double-stranded, non enveloped DNA virus, C. Single-stranded, enveloped RNA virus, D. Single-stranded, non enveloped DNA virus', 'role': 'user'}, {'content': 'Answer: A \nExplanation: EBV is an enveloped, ds DNA containing virus belonging to herpes group of viruses', 'role': 'assistant'}]