The passage below is from Federalist 51, written by James Madison in 1788. “… the interior structure of the government as that its several constituent parts may, by their
mutual relations, be the means of keeping each other in their proper places. ”
Source: Public Domain

Which constitutional principle does Madison describe in the passage?
(1 Point)

A. Popular sovereignty

B. Judicial review

C. Checks and balances

D. Separation of powers