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Geography, 21.06.2019 20:30, nautiannaharper59901
Using complete sentences, describe the central economic problem facing all humans. why does this require people to make choices? how can this result in opportunity costs?
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Geography, 23.06.2019 12:30, nisha87
Acivilization exists for several hundred yeaars, developing its own language. such a civilization probably has been: a. farming corn b. suffering from a lack of contact with the outside world. c. isolated by mountains or some other physical barriers. d. starving from lack of trade.
Answers: 1
The open ocean, sea floor, and coral reefs are all examples of habitats with high rates of primary p...
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