You are presented with the question "Specialization occurs when competing species evolve with conditions where they live" and the following answer choices: 
- environment
 - improve
 - a fish
 - animals
 - they live
 - our planet
 - alpacas
 - heat or cold

Now knowing that specialization occurs when competing species evolve different adaptations and animals are adapted for conditions where they live, choose the best answer.


 

     they live    