You are presented with the question "What is a refrigerator used for?" and the following answer choices: 
- Electrical energy
 - A place to hang magnets
 - Cooling your home
 - staying warm
 - A doorstop
 - electricity
 - energy usage
 - Keeping food fresh

Now knowing that keeping food cold is used for keeping food fresh and arefrigerator that keeps food cold, choose the best answer.


 

        Keeping food fresh 