URGENT PLZ HELP! Which event from the 20th century best illustrates Alexis de Tocqueville's
assertion that populism was key to the United States' success as a
constitutional republic?

A. The 1966 Supreme Court case Miranda v. Arizona guaranteed that
those accused of a crime be informed of their right to an attorney.
B. Title IX was passed in 1972, guaranteeing gender equality in
public education funding.
C. The United States provided material support to Afghan rebels
fighting a Soviet invasion.
D. President Richard Nixon resigned the presidency when it became
clear he would be impeached for misconduct.

it's A

Explanation:

The 1966 supreme court case miranda v. Arizona guaranteed that those accused of a crime be informed of there right to an attorney.

jim crow law, in u.s. history, any of the laws in which racial was enforced, in the south between the finish of reconstruction in 1877 and the start of the social liberties development during the 1950s.

jim crow was the name of a minstrel routine( jump jim crow) performed starting in 1828 by its creator, thomas dartmouth ("daddy") rice, and by numerous imitators, including on-screen character joseph jefferson.

the term came to be a defamatory sobriquet for african americans and an assignment for their segregated life. the segregation rule was stretched out to parks, graveyards, theaters, and eateries with an end goal to keep any contact among blacks and whites as equivalents.

it was classified on neighborhood and state levels and most broadly with the "separate yet equivalent" choice of the u.s. preeminent court in plessy v. ferguson (1896).

according to the quotation from booker t. washington's 1895 atlanta compromise speech.

in the great leap from slavery to freedom . . the masses of us are to live by the production of our hands . . we shall prosper . . as we learn to dignify and glorify common labor.

washington believed that  hard work had its own kind of dignity.

explanation:

mark brainliest and have a great day!