This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Rural & Urban Health Centres, Workers, Norms, Subject name: Social & Preventive Medicine
[{'content': 'One PHC is established per ____________ population in Tribal areas \nSelect and explain. \nA. 5000, B. 3000, C. 30000, D. 20000', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Population norms for health centres in india Primary health care system ICDS system Centre Sub- centre PHC CHC Anganwadi Level of care Primary Primary Secondary - Population norm Plains Hilly/tribal areas 5000 3000 30,000 20,000 1,20,000 80,000 400-800 300-800', 'role': 'assistant'}]