How has the level of recycled materials changed since 1960
a) gone up
b) stayed the same
c) gone down
d) plummeted

the african society basically suffered the consequences of colonization and apartheid directly attacking the black people, first, during the colonialism and its main idea which which "white people" had better rights, affecting   them principally in the right to establish black people in their territories, access to quality education and health services and took away any civil right even to the black people to feel they have the same opportunities as the settlers.

i think the answer is b