The most fitting choice regarding the similarities between Federalists and Democratic-Republicans would be:
D. both were strong supporters of the constitution.
While Federalists were primarily the proponents of the Constitution, as they advocated for its ratification, Democratic-Republicans also supported the Constitution but were critical of certain aspects, particularly those they felt concentrated too much power in the federal government. However, they did not advocate for its abolition.
The other options have distinctions:
- A: Federalists did promote trade, while Democratic-Republicans were more cautious about it, focusing instead on agrarian interests.
- B: Federalists supported a national bank, whereas Democratic-Republicans opposed it.
- C: Federalists favored a more centralized economy while Democratic-Republicans supported agrarianism and were wary of commercial dominance.
Thus, option D is the most accurate representation of a key similarity between the two groups.