[Q]: Objective: To put pillowcases on pillows easily. OPTIONS:
- Flip the pillowcase inside out and put your arms inside. Then grab the corners of one end of the pillow and pull it towards you, while sliding the pillowcase away from it.
- Flip the pillowcase inside out and put your arms inside. Then grab the corners of one end of the pillow and pull it towards you, while sliding the pillowcase down onto it.
[A]: Flip the pillowcase inside out and put your arms inside. Then grab the corners of one end of the pillow and pull it towards you, while sliding the pillowcase down onto it.
Q: Here is a goal: How to turn on location services in android

How would you accomplish this goal?

OPTIONS:
- Swipe your finger down from the top of the screen, toward the bottom. Click the button at the top, second from the left, that looks like a map marker.
- Swipe your finger up from the bottom of the screen, toward the top. Click the button at the top, second from the left, that looks like a map marker.

A: Swipe your finger down from the top of the screen, toward the bottom. Click the button at the top, second from the left, that looks like a map marker.
Goal:
Take off a stuck jar lid.
OPTIONS:
- Soak the lid in hot water for a few minutes.
- Soak the lid in cold water for a few minutes.
Answer:
Soak the lid in hot water for a few minutes.
Question:
Goal: How to grab something out of reach.

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

OPTIONS:
- Take a chair and stand on beside it. Pile up books if it's still not enough.
- Take a chair and stand on top of it. Pile up books if it's still not enough.
Answer:
Take a chair and stand on top of it. Pile up books if it's still not enough.
Goal and options: To cut perfect slices of cheesecake.

OPTIONS:
- Grab a piece of unflavored dental floss. Position it above the cake; then, holding it taut, press down through the cake with a gentle sawing motion. You'll get a clean slice every time.
- Grab a piece of unflavored dental floss. Position it above the cake; then, holding it taut, press down through the cake with a gentle sawing motion. You'll get a dirty slice every time.
output answer: Grab a piece of unflavored dental floss. Position it above the cake; then, holding it taut, press down through the cake with a gentle sawing motion. You'll get a clean slice every time.
[Q]: Which of the following solutions is better for the following goal:
To make your homemade rocket stable and likely to fly straight.

OPTIONS:
- Make sure your center of pressure is below the center of gravity.
- Make sure your center of gravity is on the tip of the rocket.

[A]:
Make sure your center of pressure is below the center of gravity.