The clause of the u. s. constitution implies that when there is a power struggle between the federal government and a state government, the federal government triumphs.

Supremacy clause

Explanation:

The Supremacy clause of the US Constitution states that Federal laws and Federal Constitution are superior to, and take priority over, State laws and State Constitution.

Therefore, in cases of a standoff between Federal and State Government, the Federal government triumphs.

according to classical republican political theory, which democratic republics would function best?

a.   small republics, with people who had similar interests

b.   large republics, with people who had competing interests

c.   republics made up entirely of landowners

d.   republics made up entirely of servants