Consider the question. Where is a copy machine likely to be?
Options:
- barn
- office
- assembly line
- museum
- kitchen
 If the answer is 'office'; explain the reasoning:

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 copy machine is used to copy papers which are used in office.