You are presented with the question "What has a more complex nervous system?" and the following answer choices: 
- elephants
 - phytoplankton
 - animals
 - insects
 - viruses
 - crocodiles
 - tortoises
 - bacteria

Now knowing that most invertebrates have a more complex nervous system and jellyfish and insects are invertebrates, choose the best answer.


 

    insects     