Read the excerpts from Articles I, II, and III of the Constitution. Which founding principle is expressed in these Articles? Article I, Section 1

All legislative Powers herein granted shall be vested in a Congress of the United States, which shall consist of a Senate and House of Representatives.

Article II, Section 1

The executive Power shall be vested in a President of the United States of America.

Article III, Section 1

The judicial Power of the United States, shall be vested in one supreme Court, and in such inferior Courts as the Congress may from time to time ordain and establish.

A. liberty
B. indirect democracy
C. freedom of religion
D. separation of powers