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 Vision 2020, Ophthalmic personnel per population ratio is – 
Select and explain. 
A. 5000, B. 10000, C. 50000, D. 1 lac
C: 50000
Answer: C: 50000 
Explanation: None