What is the significance of majority rule to America's political culture?

a$.$ It is the basis for popular sovereignty, which is a core principle of the United States.

b$.$ Majority rule has historically been used to expand the power of the federal government in America.

c$.$ Majority rule is the guiding principle for the United States' form of direct democracy.

d$.$ The Founders believed that majority rule was critical to checking the power of a government.