Use reasoning to lead to the answer of the following question:
Where is the principal's office?
Options:
- hallway
- work
- city
- school building
- skyscraper
 Reasoning process:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
A principal is the head of a school. A school building has office of various people like a principal. Therefore, the final answer is school building.