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
In microcornea, diameter of cornea is less than: 
Select and explain. 
A. 9 mm, B. 10 mm, C. 11 mm, D. 8 mm
B: 10 mm
Answer: B: 10 mm 
Explanation: Ans. 10 mm