<span>D) Dualism describes life as a constant struggle between good and evil.</span>
So when it was time to sell the slaves would look buy able and in good condition for them to seller/owner/slavers can make profit
Wilmot Proviso was the legislation to end slavery in the upcoming states after the mexico-american war. It was was controversial since it was rejected.
"D.city-state", since this has the relative control of a federal government without the responsibility of dealing with multiple "states".