Fact 1: Apesticide is used for protecting plants by killing insects.

Fact 2: Plants are poisoned by herbicides, animals by pesticides.

Given the two facts above, answer the question "What do herbicides poison?" with the following options: 
- plants
 - animals
 - insects
 - seeds
 - earthworm
 - organisms
 - harm them
 - dogs


 

 plants        