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How did the development of irrigation systems improve living conditions? A. It made people less dependent on trade. B. It made people switch from hunting to herding. C. It allowed people to move out of town onto farms. D. It gave people a surplus of food.
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D.
It was apart of the agricultural revolution.
What happened once people had a surplus of food? A. They irrigated crops and stopped eating meat. B. They began to divide up the labor and do other tasks. C. They no longer needed to trade with other societies. D. They could be considered a civilization.
B or D. This is tricky.
I'd say D... Maybe.... Try D first.
For a society to be considered a civilization, it just needs to divide up the labor and produce a surplus of food. A. True B. False
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