They were among the first to develop a system of uniform weights and measures. Their building bricks w<span> This was the first civilization to incorporate urban sanitation systems. Personal hygiene seems to have been a high priority. </span>ere very uniform making city planning easy. <span> Transportation and trade were major goals of these people. Their trade network ran from Mesopotamia to northern and central India. Their empire was economic, not military. </span>
Answer:
Explanation:
In what became known as the “Cornerstone Speech,” Stephens argued that the new Confederate government was based upon “the great truth that the negro is not equal to the white man.
The answer is A
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