It was : B-refining oil Back then, standard oil managed to gain monopoly within the oil industry by buying all of the existing rival refineries and united it under the standard oil brand. This allow them to dominate the whole oil product that distributed in united states
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Explanation:
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Answer:New Orleans was one of the most important port cities in the U.S. at the time. The city allowed access to the Mississippi River, an important route for both transportation (of both troops and civilians) and shipping.
Explanation:
The economy was largely based on agriculture
C. Weather and Climate.
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