5. name two groups today who rely on the Federalists essays to help them interpret the Constitution

Political scientists and defenders of democracy.

Explanation:

The federalist papers were a series of articles written to defend and justify the need to establish and ratify the federal constitution as the main law of the USA and the document that organized the entire political structure of the country. These articles are very important for understanding the American political base, as well as understanding the constitution as a whole. Many groups can use these articles to interpret the constitution, among which, political scientists and advocates of democracy are the most targeted.

was found at b)south carolina

the constitution gives congress the power to regulate commerce "among" the several states.