Fact 1: Irradiating food can be used to kill existing microorganisms in the food.

Fact 2: Microorganisms in food are also responsible for the spoilage of food.

Given the two facts above, answer the question "Irradiating food prevents what?" with the following options: 
- discoloration
 - bacteria
 - freezing
 - Dehydration
 - spoilage
 - cancer
 - bad odors
 - apoptosis


 

     spoilage    