You are presented with the question "What happens if Mars becomes too hot?" and the following answer choices: 
- Plant growth is reduced
 - They may not survive.
 - decreases its bodily water
 - It becomes dormant
 - it will collide with Earth
 - it will stop rotating
 - it cannot sustain life
 - it will freeze

Now knowing that if a planet becomes too hot then that planet cannot sustain life and another name for Mars is the Red Planet, choose the best answer.


 

       it cannot sustain life  