This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: parasitology, Subject name: Microbiology
[{'content': 'Culex mosquito is associated with the transmission of - \nSelect and explain. \nA. Malaria, B. Filariasis, C. Dengue, D. Japanese encephalitis', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Mosquitoes belonging to the genera Culex,Aedes and Anopheles act as intermediate host The major vector in India is Culex quinquefasciatus (refer pgno:168 baveja 3 rd edition)', 'role': 'assistant'}]