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': 'Group B (flaviviruses) Arboviruses is/are- \nSelect and explain. \nA. Dengue fever, B. Rift valley fever, C. Chikungunya fever, D. J.E', 'role': 'user'}, {'content': 'Answer: A \nExplanation: GroupB arbovirus(flaviviruses ) cause dengue fever REF:<\\p> MICROBIOLOGY ANANTHA NARAYANAN NINTH EDITION PAGE.523', 'role': 'assistant'}]