Question:
Goal: how to remove stains from marble

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

OPTIONS:
- Mix a few drops of ammonia with 12% hydrogen peroxide to spot clean the stained area. However, be careful when using this method on darker stones as the hydrogen peroxide can lighten the color of the marble.
- Mix a few drops of ammonia with 12% hydrogen peroxide to spot clean the stained area. However, be careful when using this method on darker stones as the hydrogen peroxide can darken the color of the marble.
Answer:
Mix a few drops of ammonia with 12% hydrogen peroxide to spot clean the stained area. However, be careful when using this method on darker stones as the hydrogen peroxide can lighten the color of the marble.
Goal and options: To get fish for my aquarium.

OPTIONS:
- You can get different kinds of fish to purchase from the park.
- You can purchase fish from the fish store
output answer: You can purchase fish from the fish store
[Q]: Which of the following solutions is better for the following goal:
To win a race,

OPTIONS:
- cross the finish line after every other person.
- cross the finish line before every other person.

[A]: cross the finish line before every other person.
input question: To keep frosting on cupcakes looking fresh and pretty.

OPTIONS:
- Allow cupcakes to fully cool to frozen before frosting.
- Allow cupcakes to fully cool to room temperature before frosting.

output answer: Allow cupcakes to fully cool to room temperature before frosting.
[Q]: Objective: In order to light a candle, OPTIONS:
- strike a match and put the flame to the candle's base.
- strike a match and put the flame to the candle's wick.
[A]: strike a match and put the flame to the candle's wick.
[Q]: Objective: When removing rust from objects, what is the best kind of brush to use? OPTIONS:
- A wire brush
- A hair brush
[A]:
A wire brush