Answer:
Because the Incas lived in the mountains, they had no flat land for farming. They had to build wide step-like areas called terraces for farming. Through terrace farming, the Incas could provide for all people in the empire. ... The Incas grew potatoes and other crops that could resist frosty nights.
Explanation:
Barack Obama led a campaign in 2007 that led him to be inaugurated into office in 2008. Hope this helps!
Answer:
A. take mechanical energy from the environment through wind and water, and transform it into electrical energy
Explanation:
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