None of the above because they are non pollutant
Answer:
D.-
Explanation:
A control group is needed to carry out the experiment, that control group is the one that is not injected with anything. Ethanol and pesticide need to be injected into separated groups to document whether it is one or the other that is harmful
The client is most likely in the exhaustion stage of the general adaptation syndrome.
I don't none of them are
I hope this helps!