Which of the following choices is an example of de jure segregation?
A. laws requiring blacks and whites to attend separate schools

B. children on a playground playing with children of the same race

C. blacks and whites choosing to sit on separate sides of a restaurant

D. None of these choices are correct.

A. laws requiring blacks and whites to attend separate schools

De jure segregation is legal separation of groups of people based on law.

"they had a large area of land that they owned."

the correct statement is letter a.   according to the mandate of heaven, kings were considered godlike beings, so they could do as they .

the mandate of heaven is a chinese political and religious ideology used since ancient times to justify the rule of the king or emperor of china, that has been in place since the zhou until the dynasty system ended. it has been created to justify the zhou as the main power of the region. in order to keep harmony, the ruler has to make what he wants and what people want. he had to make good choices to satisfy the people and then they will be happy and keep you in power.