You are presented with the question "What can prevent food spoilage?" and the following answer choices: 
- prolactin release
 - one celled organisms
 - hydrating food
 - cleaning food
 - airing out food
 - Electric generators
 - a hydraulic system
 - dehydrating food

Now knowing that dehydrating food is used for preserving food and preservatives Preservatives are required to prevent spoilage, choose the best answer.


 

        dehydrating food 