[Q]: Which of the following solutions is better for the following goal:
How do you tell if milk is spoiled?

[A]: Check the expiration date and compare to the current date.

[Q]: Which of the following solutions is better for the following goal:
How can I make ice last longer in an ice chest?

[A]: When you go to the beach and take your cooler with you, sprinkle salt on the ice, and keep the lid shut so that it stays frozen for much longer.

[Q]: Which of the following solutions is better for the following goal:
To iron crisp lines in fabric.

[A]: Let the iron heat up to a high temperature and slowly press firmly down on the folded fabric.

[Q]: Which of the following solutions is better for the following goal:
kill germs on a kitchen sponge

[A]:
throw in the microwave for two minutes.