Answer:
I believe that the protists were the first organisms on earth. And the other 5 kingdoms then came from the protists.
I think that's it! :)
1. when a earth worm eat it deposits nutrient by pooping
2. earth worm, feed grass, feed cow, human eat cow
The answer is C. It eliminates the toxic chemical problem. Hope this helps!
D an animal or plant getting a new "ability" is an example of evolution like this plant can climb now
