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Wwhich of the following best summarizes a cause for the development of river valley civilizations?
a. the spread of hunting-gathering practices across africa, asia, and europe
b. the invention of techniques for planting crops and herding animals
c. the development and refinement of warfare strategy and tactics
d. the diffusion of major religions, such as christianity, hinduism, and islam
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Answers: 1
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Wwhich of the following best summarizes a cause for the development of river valley civilizations? <...
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