Why is it impossible for exponential growth to continue forever?
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A. Mutations happen randomly in organisms.
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B. Most ecosystems have unlimited water supplies.
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C. A population has no genetic diversity.
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D. Organisms start to compete for resources.

Ibelieve the answer is relative humidity  because it makes more sense that way. solar flares usually occur in space it doesn't affect the earth, well it could but it wont make a significant damage.  latitude is land it doesnt do anything. prevailing winds, i dont know the correct meaning for this but i doubt that affects the land so it has to be relative humidity.

I’m confused so sorry

That's an ear piece it allows them to hear what they want so they don't mess up

Air is a mixture if that is what your asking.