The labouring patient has progressed through labour without any analgesia. She pushes effectively and brings the vertex to the perineum. Effective anesthesia will be needed for an episiotomy and repair. Where should the needle be placed?

• A. Through the perineum
• B. Into the hypogastric plexus
• C. Into the uterosacral ligament
• D. Through the sacrospinous ligament