This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Virology, Subject name: Microbiology
[{'content': "Virus implicated in Burkitt's lymphoma is - \nSelect and explain. \nA. EB virus, B. Arbo virus, C. Picorna virus, D. Coxsackie virus", 'role': 'user'}, {'content': 'Answer: A \nExplanation: repeated question', 'role': 'assistant'}]