How long did the original hagia sophia last?

Which of the following scenarios illustrates the cultural impact of expanded regional trade for postclassical civilizations? o a. the byzantine empire rises in place of the roman empire. o b. an islamic scholar attends a university in his hometown. o c. internal disputes weaken a large african empire. o d. an arabian sultan wears a robe made from chinese silk.

•the impact of enlightenment ideals on the development of economic, political, and religious structures in the western world

Which describes a significant different between the north and the south in the year leading up to the civil war