[Q]: Objective: To remove corrosion from an old coin with household goods. OPTIONS:
- Use vinegar, salt and lemon or lime juice.
- Use vinegar, salt and baking soda.
[A]: Use vinegar, salt and lemon or lime juice.

[Q]: Objective: To easily get through a large crowd of people, OPTIONS:
- focus on a point in the distance as you walk.
- gently push people out of the way while walking.
[A]: focus on a point in the distance as you walk.

[Q]: Objective: Make a folder and pencil holder. OPTIONS:
- Use an old wooden dish rack.
- Use an old wire dish rack.
[A]: Use an old wire dish rack.

[Q]: Objective: To bake pigs in a blanket, you can OPTIONS:
- Preheat the oven to 375F and bake for 2 minutes
- Preheat the oven to 375F and bake for 12 minutes
[A]:
Preheat the oven to 375F and bake for 12 minutes