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

Fact 2: Water is made up of H2O molecules.

Given the two facts above, answer the question "what can most people only survive a few days without?" with the following options: 
- NaCl
 - television
 - H20
 - food
 - rain
 - urea
 - running
 - h2o


 

        h2o 