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': 'The average life cycle of cyclops is about - \nSelect and explain. \nA. 1 month, B. 2 months Bihar, C. 3 months, D. 4 months', 'role': 'user'}, {'content': "Answer: C \nExplanation: Cyclops or water flea is crustacean present in collections of fresh water. It's a tiny ahropod just visible to trained eyes. It swims with jerky movements. The life cycle is about 3 months It is an intermediate host of Guinea worm disease. Man acquires infection by drinking water containing infected cyclops. REFERENCE: PARK'S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICINE, 25TH EDITION, PG NO. 842", 'role': 'assistant'}]