Where is a traffic artery likely to be clogged?
Options:
- high traffic area
- major city
- town
- traffic lights
- highway Let's think step by step:

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 traffic artery is likely to be clogged at major city. So, the answer is major city.