Answer:
Hello! Your answer would be, D)Fertilization
Explanation:
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<u>The outer core of the Earth is a liquid layer and it is mainly made up of the metals iron and nickel. </u>
<u>It's also made up of small amounts of other substances. </u>
<u>The outer core is responsible for Earth's magnetic field. </u>
<u>The outer core is the second layer of the Earth.</u>
hope this helps :):):):):):):):):):)
