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
The power of Cornea is 
Select and explain. 
A. +15 to +17D, B. +14 to +42D, C. +43 to +45D, D. +60D
C: +43 to +45D
Answer: C: +43 to +45D 
Explanation: The power of Cornea +43 — +45D
The power of Lens is +15 — +17D
The power of the Eye : +60D