You are presented with the question "What engages in courtship?" and the following answer choices: 
- Males and females
 - elephants
 - fur seals
 - it keeps an organism warm
 - science
 - Males and males
 - books
 - warm-blooded

Now knowing that mating is generally preceded by courtship and males and females mix only to mate, choose the best answer.


 

 Males and females        