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 thinnest pa of lens capsule is: 
Select and explain. 
A. Anterior pa, B. Posterior pa, C. Peripheral pa, D. All of the above
B: Posterior pa
Answer: B: Posterior pa 
Explanation: Posterior pa