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': 'In Japanese Encephalitis, pigs acts as - \nSelect and explain. \nA. Amplifier, B. Definitive host, C. Intermediate host, D. Any of the above', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Pigs acts as an amplifier host REF:<\\p> ANATHANARAYANAN MICROBIOLOGY NINTH EDITION PAGE.521(epidemiology)', 'role': 'assistant'}]