How could being someones taxi for the day while they run errands be good for the world?
Options:
- gain
- supplies
- helpful
- help people
- add to 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
Being someone's taxi for the whole day is a help to that person. Running errands for a whole day requires a taxi for the help. So, the answer is help people.