Fact 1: Most invertebrates have a more complex nervous system.

Fact 2: Jellyfish and insects are invertebrates.

Given the two facts above, answer the question "Which of the following has the most complex nervous system?" with the following options: 
- animals
 - nerves
 - fur seals
 - humans
 - elephants
 - Jellyfish
 - bears
 - kalenchoes


 

      Jellyfish   