What landmark United States Supreme Court case allowed this policy to occur?
A. Plessy v. Ferguson
B. Gideon v. Wainwright
C. United States v. Nixon
D. Brown v. Board of Education
![What landmark United States Supreme Court case allowed this policy to occur A Plessy v Ferguson B Gideon v Wainwright C United States v Nixon D Brown v Board of class=](https://us-static.z-dn.net/files/df0/417fa13201828012d5d3c04719b4e1dc.png)