If pathogens are disease-causing in our bodies, then what do pathogens do to our body?

Answer choices:
- Move to another area
 - They provide us with nourishment
 - move to different locations
 - cause their death
 - They cause disease
 - They use us to hatch their eggs
 - decreases its bodily water
 - They keep us healthy and strong

 

     They cause disease     