Both had major rivers and dependable flood
A. 90,000 freed slaves were enrolled in schools by the end of 1865.
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One of the main ways they were similar was in their form of government. Both Athens and Sparta had an assembly, whose members were elected by the people. Thus, because both parts of Athens' government had leaders who were elected, Athens is said to have been the birthplace of democracy. Spartan life was simple.
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The answer is B; campaign