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
Commonest congenital cataract is: 
Select and explain. 
A. Nuclear, B. Zonular, C. Capsular, D. Coralliform
B: Zonular
Answer: B: Zonular 
Explanation: Zonular