What can cause someone to want to go somewhere else because it's so smelly?
Options:
- rose bush
- go back
- die
- arrive there
- fart
Step-by-step reasoning process below:

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
Fart is an unpleasant smelled gas that comes out of people's butts. People would want to go somewhere else when they smell unpleasant gas. The answer: fart.