Granted pardon to ex-confederates.
It was meant to help poor former slaves and poor white people in the south after the civil war. It provided food, housing, and medical aid
South Carolina was the state that attempted to nullify a federal law
I think I will also have to say Limit environmental pollutions (D) is the answer. If that isn't correct my next educated guess would be A because in this day and age, environmental issues are the EU's primary focus.
Hopefully this helps.