Why does someone need to be doing housework themselves?
Options:
- become tired
- backache
- low pay
- fatigue
- funny Let's give stream of consciousness first:

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
Low pay means that the work that earns a very little money. Someone need to be doing housework themselves because of low pay.
Therefore, the answer is low pay.