The Supreme Court Case, Plessy vs Ferguson, first instated "separate but equal", also known as segregation. The Brown vs Board of education upturned this decision. Resulting in the end of slavery. Therefore the answer is B.
The correct answer to this question is B.) Plessy vs. Ferguson. Because of the Brown vs. Board case t<span>he Court </span>overturned<span> Plessy </span>vs<span>. Ferguson, and declared that racial segregation in public schools violated the Equal Protection clause of the 14th Amendment.</span>
