How was apartheid different from the racism that existed before, in colonial South Africa?

A. apartheid was the same as the policy of segregation that existed before, but it has a new name now that colonialism was over.
B apartheid went beyond a policy of segregation by taking land away from black south africans.
C. apartheid was the same as teh policy of segregation that existed before, but was now more openly discussed as it had been given a proper name
D. apartheid went beyond a policy of segregation to illegally categorize people using different levels of rights

D. apartheid went beyond a policy of segregation to illegally categorize people using different levels of rights.