Cotton constantly needs the name nutrients from the soil and finally the soil didn’t have those nutrients and were no longer able to house cotton that’s often why farmers switch they’re crops yearly so the soil can rebuild the nutrients it needs
<span>In earth science, erosion is the action of surface processes (such as water flow or wind) that remove soil, rock, or dissolved material from one location on the Earth's crust, then transport it away to another location.</span>
Scientists should definitely use evidence - and they collect this evidence though especially designed experiments. Based on their data and assumptions they build models which they then test, but they can base their conclusions based on the models too.
What they should not do is based the conclusions on opinions, because opinions are not imparcial- they can state them as opinions, but not as conclusions.
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Answer:
B. He believed they would help maintain national security.
Explanation:
