What Finding Did the Supreme Court Cite in Its Ruling

What finding did the Supreme Court cite in its ruling of Brown v.Board of Education of Topeka, Kansas?

A) Even if segregated schools were equal in quality, the very practice of segregating schools caused feelings of inferiority among black students.
B) It would be better for the economy to wait to decide on the case until the next Administration after Eisenhower's took over.
C) Desegregating schools would be a "clear abuse of judicial power" that would cause a "dangerous" state of affairs in the South.
D) African American students experienced more academic success when learning in racially segregated classrooms.
E) Instead of focusing on integrating schools, administrators should devote more time and money to training teachers.