This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Ophthalmology
How many mm from the limbus is the safest site of intravitral injection? 
Select and explain. 
A. 1-2mm, B. 2-3mm, C. 3-4mm, D. 4-5mm
C: 3-4mm
Answer: C: 3-4mm 
Explanation: Intravitreal injection (Distance from Limbus) 1) For aphakics - 3mm 2) For pseudophakes - 3.5mm 3) For phakics - 4mm Ref: American academy of ophthalmology -EYE Wiki