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: Anaesthesia
Pudendal Nerve Block Involve 
Select and explain. 
A. LiL2L3, B. L2L3L4, C. SiS2S3, D. S2S3S4
D: S2S3S4
Answer: D: S2S3S4 
Explanation: D i.e. S2 S3 S4