You are presented with the question "What can a greenhouse protect by keeping warm?" and the following answer choices: 
- mussels
 - Species
 - organisms
 - lights
 - bushes
 - rocks
 - Oak
 - hats

Now knowing that agreenhouse is used to protect plants by keeping them warm and another well known plant is the Mesquite Bush, choose the best answer.


 

     bushes    