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
Corneal transparency is due to all except – 
Select and explain. 
A. Na+–K+pump, B. Normal IOT, C. Hypercellular stroma, D. Peculiar arrangement of lamella
C: Hypercellular stroma
Answer: C: Hypercellular stroma 
Explanation: Hypercellular stroma will cause increased thickness of cornea and reduced transparency.
Other three options have been explained.