Q: Pick which sentence is not logical.
Options:
- Sentence A: "You can save money on your electric bill by unplugging your microwave when you aren't using it."
- Sentence B: "You can save money on your phone bill by turning off the water when you brush your teeth."

Let's solve this gradually.

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
Your phone bill is not affected by the amount of water you use. The answer is Sentence B.