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
In RNTCP, One tubercular unit covers how much population ? 
Select and explain. 
A. 100000, B. 500000, C. 30000, D. 1000
B: 500000
Answer: B: 500000 
Explanation: Ans. b. 500000