Final answer:
The surgical incision for repairing Zenker's diverticulum is in the neck.
Step-by-step explanation:
The correct answer is B) Neck. Zenker's diverticulum is a condition characterized by an outpouching of the mucosa through a weakness in the posterior pharyngeal wall. The surgical repair of Zenker's diverticulum involves making an incision in the neck region, specifically in the area of the diverticulum. This allows the surgeon to access and repair the diverticulum.