Arefrigerator is used for keeping food fresh for a long period of time, and cold temperatures help food stay fresh longer. Given these facts, what does a refrigerator do among the following options:
- Keeps food cold
 - Cooks food
 - Decrease bodily water
 - Spoils food
 - Keeps food warm
 - staying warm
 - lowered energy cost
 - adding heat


 

 Keeps food cold        