Fact 1: Echinoderms lack respiratory and excretory systems.

Fact 2: Influenza is a disease of the respiratory system.

Given the two facts above, answer the question "What can't echinoderms do?" with the following options: 
- Plant growth is reduced
 - decreases its bodily water
 - reproduce
 - Contract influenza
 - Move to another area
 - Dehydration
 - kill them
 - move to different locations


 

    Contract influenza     