Answer:
<em>Scientists should repeat quantitative experiments so they are 100% percent confident in their results. Without repeating the experiments, you could have a problem, and not realize you have a problem, because you didn't repeat your experiment.</em>
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<em>:))</em>
Live in crowded, unsanitary conditions
the answer is c all thanks to the text that has all the answers
Answer:
pretty sure it's the mantle