You are presented with the question "Saving water is important for surviving in what kind of environment?" and the following answer choices: 
- a cold environment
 - a dry environment
 - colder and wetter
 - threatened
 - reducing acid rain
 - a wet environment
 - to stay warm
 - a rainy environment

Now knowing that conserving water can be used for survival in a dry environment and water conservation saves money and energy, choose the best answer.


 

  a dry environment       