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: Ophthalmology
Incidence of congenital glaucoma is: 
Select and explain. 
A. 1 in 1000 bihs, B. 1 in 5000 bihs, C. 1 in 10,000 bihs, D. 1 in 34,000 bihs
C: 1 in 10,000 bihs
Answer: C: 1 in 10,000 bihs 
Explanation: Ans. 1 in 10,000 bihs