Fact 1: Excretion is the process of removing wastes and excess water from the body.

Fact 2: Parasites excrete toxic wastes.

Given the two facts above, answer the question "What do parasites do with waste?" with the following options: 
- kill them
 - remove
 - die
 - migrate
 - harm them
 - expelled
 - propagate
 - a hazard


 

  remove       