It would be "developing a strong commercial and industrial economy" that was a part of Alexander Hamilton’s plan for restructuring the nation’s debt, since Hamilton differed with people like Jefferson, who felt the US should be mostly agrarian.
The USA developed the more powerful H-Bomb because it would be more powerful than the atomic bomb and it wold give the USA advantage over Russia and their nuclear bombs.
I think it's because slavery costs less...just a guess.
This clearly repudiated the Supreme Court’s notorious 1857 Dred Scott decision, in which Chief Justice Roger Taney wrote that a Black man, even if born free, could not claim rights of citizenship under the federal constitution.
Answer: A
Reason John C. Calhoun was a Vice President & the rest where leaders in abolitionism