What can a police officer do if power is out?
Options:
- direct traffic
- retire
- case
- keep you waiting
- fine offender
Let's think carefully first. Step-by-step 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
If power is out in an area, then can direct traffic and lead them to other roads. So the final answer is direct traffic.