The terrestrial plants have well developed roots. Give reason.
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Explanation:

Answer. This helps us because having too much carbon dioxide in the air makes it hard for us to breathe. Terrestrial plants get plenty of air so they usually have stomata on the bottoms of their leaves. ... Plant roots drink water and nutrients from the environment.

This is because they transitioned from water where they need them and then became mosses which dont have roots but rather hold in water but as they evolved plants got roots so they can dig deep into the group to reach water resivoirs.  

i believe it would be c: tons.

it's c.us forest service