I think it might be the second one sorry if I’m wrong
I do not know who christian Kane is :/
The amount of space that the population occupies
Well the plants wouldn't have any fertilizer which would make them grow smaller than they would've, also the fertilizer adds extra nutrients and chemicals to the water that harm aquatic ecosystems in a variety of ways.
Answer: physical changes
Explanation: Physical changes are changes that do not alter the identity of a substance.
<em>hope it helped:)</em>
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