This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Bones Joints and Ligaments, Subject name: Anatomy
Sacrotuberous Ligament is pierced by: 
Select and explain. 
A. S1 Nerve, B. L5 Nerve, C. Coccygeal Nerve, D. None
C: Coccygeal Nerve
Answer: C: Coccygeal Nerve 
Explanation: The Sacrotuberous Ligament is pierced by the Coccygeal Branches of the Inferior Gluteal Aery, the Perforating Cutaneous Nerve (S2,3) and filaments of the Coccygeal Plexus (formed by S4,S5 & Coccygeal Nerve).