Answer:
d. the increasing interdependence of citizens and nations across the world. ... National sovereignty can best be described as a political entity's right to ... the government has unlimited power—controlling all sectors of society and every aspect ... she plays a role in the democratic process because she votes in every election.
It's actually shot in South Africa - the series is a BBC/German/British co-production.
I believe the answer is: A. Enslaved people were property and did not have the right to file a suit.
At that time, Dred Scott wanted to sue the government for the mistreatment experienced by his family and demanded that both his wife and kids to be freed from slavery. The court ruled out that only citizens have the right to file a suit and see slaves as property that can never be a citizen.