Fact 1: Acactus stem is used for storing water.

Fact 2: Cactus species often grow in hot, dry deserts.

Given the two facts above, answer the question "Where do plants that grow in hot, dry deserts store water?" with the following options: 
- In the stem
 - In the spines
 - peachleaf willow
 - scarce resources
 - bamboo
 - In the branches
 - cactuses
 - In the leaves


 

 In the stem        