Which sentence below does not contain an oxymoron?
a. after the reunion, one of the children was found missing
b. the toddler mixed all the paint together, resulting in a color that was pretty ugly.
c. no one seemed disappointed about the tragic ending of our annual play.

C)

Explanation:

for A, found and missing is an oxymoron

for B, pretty and ugly is an oxymoron

boldness and strongness. don't let others bully you, stand up for yourself

explanation:

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.