4. Madison in Federalist 51 answers critics who said the Constitution ...

Answer: C

Explanation:

Madison addresses concerns about the Constitution creating an over-powerful national government.

Madison in Federalist 51 responds to critics by emphasizing the structure of the government that ensures a separation of powers, thereby preventing any one branch from becoming too powerful.

A) lacked checks & balances

While Madison does discuss checks and balances as a fundamental aspect of the Constitution, the specific criticism he addresses in Federalist 51 is more focused on the perceived concentration of power in the national government rather than the absence of checks and balances.

B) protected slavery

Madison does not primarily address the issue of slavery in Federalist 51. This option is incorrect because the focus of the paper is on the structure of government and how it mitigates the risk of tyranny, rather than the moral or ethical implications of slavery.

C) created an over-powerful national government

Madison directly confronts the concern that the new Constitution could lead to an over-powerful national government. He argues that the system of checks and balances, along with the separation of powers, is designed specifically to prevent any single entity from gaining excessive control.

D) let people hold too much authority

This option misrepresents Madison's argument. Instead of suggesting that the people hold too much authority, he asserts that the government is structured to balance power among various branches, ensuring that no one group, including the populace, can dominate.

Conclusion

Madison's argument in Federalist 51 clearly defends against the criticism that the Constitution creates an over-powerful national government by outlining the safeguards in place to distribute power. This rationale effectively counteracts the other options, which either misinterpret his focus or misrepresent the arguments he presents regarding the Constitution's design.