Answer:
A) Stimulants
Explanation:
I looked it up!
<em>"Methamphetamine is a potent central nervous system stimulant that is mainly used as a recreational drug and less commonly as a second-line treatment for attention deficit hyperactivity disorder and obesity."</em>
Hope this helped, and good luck on your assignment!
The answer to your question is,
excretory system
-Mabel <3
