When man learned to write, to use metals, and to work with others we say he became "civilized", although the exact parameters of civilization vary in interpretation.
B is correct.
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Two important aspects of the U.S. Constitution; federalism<span> and the separation of powers; represent, in part, the framers' efforts to divide governmental </span>power. Federalism limits<span> government by creating two sovereign powers; the </span>national <span>government and state government; thereby restraining the influence of both.</span>
