Because the slaves are what worked the economy, while everyone else did nothing. Without the slaves the entire thing would collapse because slave owners would not want to work.
<span />
The answer is D, since he is sick and not being impeached or dead, the answer is D
The answer to the given question above would be option A. The type of currency that is now in use in the United States is called FLAT MONEY. This kind of money has a value that is based on the relationship between supply and demand rather than the value of the material that the money<span> is made of. Hope this helps.</span>