Final answer:
The discriminatory practice that was made illegal as a result of the Supreme Court decision in Brown v. Board of Education of Topeka was People could no longer be denied admission to a school because of race. (option B)
Step-by-step explanation:
The Supreme Court decision in Brown v. Board of Education of Topeka made it illegal to deny admission to a school based on race.
The Supreme Court decision in Brown v. Board of Education of Topeka (1954) declared racial segregation in public schools unconstitutional. This landmark ruling overturned the precedent set by Plessy v. Ferguson (1896) and made it illegal to discriminate against individuals based on their race in the context of public education. The decision held that the concept of "separate but equal" had no place in public education, stating that segregated facilities were inherently unequal. Brown v. Board of Education was a pivotal moment in the Civil Rights Movement, challenging institutionalized racism and paving the way for desegregation efforts in various aspects of American society.
The Brown v. Board of Education decision made the discriminatory practice of denying admission to schools based on race illegal, marking a crucial step towards dismantling racial segregation in public education and influencing broader civil rights reforms.