What is the plaintiffs' main concern about the state of public schools in Brown v. Board of Education?
• The curriculum was outdated and biased, which led to a poor quality of education in Topeka.
• The teachers were not credentialed, which led to disparities within the Topeka school system.
• The schools were racially segregated, which led to a lower quality of education for some students in Topeka.
O The school buildings were in poor condition, which caused low attendance rates in Topeka.