You are presented with the question "what are vertebrates?" and the following answer choices: 
- jellyfish
 - bacteria
 - animals
 - Catch prey
 - humans
 - crocodiles
 - invertebrates
 - mammals

Now knowing that vertebrates are all chordates that have a backbone and mammals are like other chordates in that they have backbones, choose the best answer.


 

        mammals 