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': 'Female health worker – \nSelect and explain. \nA. Covers 5000 population, B. Covers 1000 population, C. Covers 100 population, D. None', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Health worker (female or male) covers 5000 population in general or 3000 in hilly, tribal or backward area.', 'role': 'assistant'}]