This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Social & Preventive Medicine
[{'content': 'Japanese B encephalitis virus is transmitted by- \nSelect and explain. \nA. Aedes aegypti, B. Culex fatigans, C. Culex tritaeniorhynchus, D. Hard tick', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]