What was found at Igbo Ukwu?
A-evidence for copper alloy or bronze casting in Sub Saharan Africa.
B-thousands of figures which were polished, covered with a red clay slip, and fired at low temperatures.
C-Examples of textiles which employed a special technique that resembles velour to the touch.
D-crosses, crucifixes, and other Christian emblems had been created as early as the late fifteenth century.