I believe that it is B however, I'm not positive.
No main purpose was fur trading
<span>One major difference was the locations. Meroe was built on the bottom of mountains and thus had a steady amount of rainfall, due to which the soil was fertile. Other cities in Egypt depended on the annual flooding of the Nile River in order to have good soil to plant and grow food needed for survival. This kind of flooding was really important and hence Meroe was important.</span>
It made an agricultural industry in the south possible.
For those owning plantations, it made great wealth possible.
It set up a class system.
Even people with small farms seemed to have been able to afford 1 slave, so the south had economic reasons for engaging in the civil war. There were 69000 farms in the south when the war broke out. Each had at least 1 slave so they were very dependent on that labor.
Generally speaking, both Alexander Hamilton and James Madison viewed the Constitution as being a powerful instrument of change, through which the federal government could work to exercise power of the states, and to enact federal programs that would allow the US to prosper.