The 1947 Federal Court Case Mendez V

The 1947 federal court case Mendez v.Westminster was significant because

A) its decision to uphold policies that created separate schools for Mexican American and white students in California was eventually overturned by Brown v.Board of Education.
B) its decision to overturn school segregation of Mexican American students in California served as a precursor to Brown v.Board of Education.
C) it was the first court case in American history to rule on the issue of segregation.
D) it granted amnesty to all unauthorized immigrants.
E) it overturned state laws on who can and who cannot become an American citizen.