Your answer is C
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Harnessing the sun´s energy to produce heat or electricity is non- polluting.
You do not need to worry about if this is correct. I know for a fact that it is correct because I just took a test on this, and I made a 100. So the answer is non-polluting!
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Answer:
I am 100% sure it's 1.) Faults.
Explanation:
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Answer:
many thing would be affected
Explanation:
If there were other fish in that aquarium that feed on guppies they would need to be manually fed less. Believe it or not guppy poop helps natural plants grow! The keepers of the aquarium might need to spend more money to keep the guppies fed