You are presented with the question "many what feed at more than one trophic level" and the following answer choices: 
- roots
 - humans
 - carnivores
 - cacti
 - animals
 - people
 - algae
 - plants

Now knowing that many consumers feed at more than one trophic level and carnivores are consumers which eat animals or other consumers, choose the best answer.


 

   carnivores      