This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Environment and health, Subject name: Social & Preventive Medicine
[{'content': 'All of the following statements about mosquito are true except - \nSelect and explain. \nA. It is definitive host in malaria, B. It is a definitive host in filaria, C. Its life cycle is completed in 3 weeks, D. The female can travel upto 3 kilometers', 'role': 'user'}, {'content': "Answer: B \nExplanation: Man is the definitive host and mosquito is the intermediate host of Bancroftian and Brugian filariasis. Park's Textbook of Preventive and Social Medicine, 25th edition, Page No. 832", 'role': 'assistant'}]