2. Which of the following were key achievements of West Africa before contact? O A. The invention of the Printing Press and the creation of new techniques in visual arts such as realism and perspective. O B. The adoption of Christianity, construction of monolithic churches and development of the Swahili ethnic group. O C. The development of the University of Sankore and the attainment of massive wealth through the Salt-Gold Trade.​

"the plan of removing the aboriginal people who yet remain within the settled portions of the united states . . approaches its consummation. . an extensive region . . has been assigned for their permanent residence. it has been divided into districts and allotted among them. many have already removed and others are preparing to go. . " removal of southern indians to indian territory, 1835 this passage is most closely related to a) imperialism. b) the civil war. c) westward expansion. d) the french indian war.