Verified Answer :

abeckem02

The answer is C. Steel.
Steel is made from humans, the others are minerals.

debmagnani

Answer:

c. steel

Explanation:

   Steel is a metal alloy composed of approximately 98.5% Fe (iron), 0.5 to 1.7% C (carbon) and traces of Si (silicon), S (sulfur) and P (phosphorus). Therefore, its main component is iron metal, which is obtained from steel mills through its main mineral, hematite, Fe2O3.

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