Goal and options: How can I check for gas leaks in pipes?

OPTIONS:
- Brush on a mixture of vinegar and water, bubbles will form over any leaks.
- Brush on a mixture of dish soap and water, bubbles will form over any leaks.
output answer: Brush on a mixture of dish soap and water, bubbles will form over any leaks.
[Q]: Which of the following solutions is better for the following goal:
how do you read a book?

OPTIONS:
- read the words on the pages from left to right.
- read the words on the pages from right to left.

[A]: read the words on the pages from left to right.
input question: metal bucket

OPTIONS:
- can be poked with a plug
- can be poked with a thumb tack

output answer: can be poked with a thumb tack
[Q]: Objective: To prevent a shower curtain from becoming moldy, OPTIONS:
- immediately rinse it with salt water before use and then again every month.
- soak the shower curtain in a pool of starch and water before showering.
[A]: immediately rinse it with salt water before use and then again every month.
Q: Here is a goal: How to keep calm when it storms.

How would you accomplish this goal?

OPTIONS:
- Drink some mixed drinks or craft beers and invite your friends to come over and hang out with you. Get so involved in a disagreement over politics that you forget about the storm.
- Turn the music up loud so you cant hear the rain and a lot of drum action you won't hear the thunder as well.

A: Turn the music up loud so you cant hear the rain and a lot of drum action you won't hear the thunder as well.
Question:
Goal: How do I get the wood I am working on to be smoother?

Which of the following methods is more reasonable for accomplishing this goal?

OPTIONS:
- Use some sandpaper to buff the wood.
- Use some sandpaper to hit the wood.
Answer:
Use some sandpaper to buff the wood.