It's too dry to grow crops. People in these regions have become nomadic herders and they must move their herds to find water and grass. The people also might have to adjust to find ways to get water such as developing an irrigation system.
The Incas were an empire located in modern day <span>Peru. All the other choices were investigated in North America. Therefore, inca gold is your answer!
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Answer:
The First World War (WWI) was fought from 1914 to 1918 and the Second World War (or WWII) was fought from 1939 to 1945. They were the largest military conflicts in human history.
Explanation:
