Answer:
A. It created an increase in the demand for slaves.
Explanation:
The cotton gin sped up the production of cotton. Therefore, the demand for cotton increased. In order to increase the cotton supply, plantation owners wanted more labor - or slaves.
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The delicate who created the compromise for the constitution was James Madison.
<span>Railroads took the lead in new patterns of business organization and management in the late 19th century because these infrastructures provided a system of mass transportation for people and goods. Access to cities across the United States became much easier during that time.</span>
Answer: the battle of Gettysburg
Explanation: