This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Communicable diseases, Subject name: Social & Preventive Medicine
[{'content': 'Japanese encephalitis is transmitted by - \nSelect and explain. \nA. Culex, B. Aedes, C. Anopheles, D. Hard tick', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Japanese encephalitis is a mosquito-borne encephalitis caused by a group B arbovirus (Flavivirus) and transmitted by culicine mosquitoes . Ref: PARK&;S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICINE 23rd edition pg 284', 'role': 'assistant'}]