Fact 1: Most people can survive only a few days without water.

Fact 2: Water is the best fluid for hydration.

Given the two facts above, answer the question "What can people only survive a few days without?" with the following options: 
- dehydration
 - hydration
 - bacteria
 - sodium
 - food
 - yogurt
 - Chlorophyll
 - oxygen


 

  hydration       