TIMED PLEASE Which of the following events officially legalized nationwide laws like the one described in the passage?

the Tenure of Office Act
the end of Reconstruction
the Civil Rights Act of 1866
Plessy v. Ferguson

The correct answer is D, Plessy v. Ferguson.

Explanation:

Plessy v. Ferguson was a landmark 1896 U.S. Supreme Court decision that upheld the constitutionality of racial segregation under the “separate but equal” doctrine. The case stemmed from an 1892 incident in which African American train passenger Homer Plessy refused to sit in a car for blacks.

it further strained relations between the north and the south and convinced