What is a requirement of all citizens in the United States?

In a low-income household in the developed world, more than 30% of a woman's income typically goes toward a. transportation costs b. child care c. clothing and incidentals d. the repayment of educational loans

At the time of the brown v. board of education decision, schools were segregated everywhere in the country. several states had laws requiring segregated schools. schools in nearly every state has been desegregated. segregation was common in the north, but not in the south.

What is the fundamental idea behind the fourteenth amendment to the constitution