You are presented with the question "Why do animals eat stems?" and the following answer choices: 
- Animal survival
 - A transportation fuel
 - it keeps an organism warm
 - It gets more light
 - basic building blocks of life
 - Plants store liquids there
 - it needs them
 - Help plants grow

Now knowing that acactus stem is used for storing water and other animals eat cactus to get water, choose the best answer.


 

      Plants store liquids there   