next question: Why does a person find a routine odd when things go astray?
Options:
- unexpected
- habitual
- even
- expected
- common
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
Routine makes people habituatl with their activities. When a new thing si added or things go astray, they find a difference in their routine feeling odd. The answer is habitual.