Final answer:
The Founding Fathers did not implement pluralism in the U.S. Constitution, but they did include checks and balances, federalism, and popular sovereignty.
Step-by-step explanation:
The correct answer is pluralism. Pluralism refers to the belief that multiple groups with differing interests and ideologies can coexist in society. While the Founding Fathers aimed to establish a system that would protect the rights and interests of various groups, they did not explicitly implement the concept of pluralism in the U.S. Constitution. However, they did incorporate checks and balances, federalism, and popular sovereignty into the Constitution.
Learn more about Constitutional ideals in the U.S. Constitution