Dred Scott lost. The court said that he was a slave and therefore the property of the slave owner. They also said that being a slave makes him property, which means he had no right to appeal to the court in the first place because property has no rights. So basically, it was a huge loss for Dred Scott and slave rights.
Economics is the study of the production and distribution of goods and services.
Option C would be the best answer. You don't use a poll to leak info, stop corrupt systems or raise power.
The Americas had generally good soil. Cash Crops were planted.
Also, the more territory a country owned (still relatively true today) the more powerful it was(/is).
C would be the answer. Good luck with your thing:)