Was the largest empire in pre-Columbian America.<span> The </span>Inca civilization<span> arose from the highlands of Peru sometime in the early 13th century.</span>
metallurgy is your answer
The "study of metals and the process of refining (them)...."
Note that it says metal. Metallurgy has the word "Metal" in it, and so is most likely your answer (and is your answer).
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Answer: the executive branch of government makes sure laws are carried out. The third branch of government is the judicial branch. The Supreme Court is the head of the judicial branch. The courts decide what laws mean and if they obey the Constitution.