A It relied on Kush for gold for its economy.
B It relied on Kush for archers during major battles.
C It depended on Kush for salt for preserving food.
D It depended on Kush as a source of enslaved workers.
Its merchants controlled the supply of goods including ivory, ostrich feathers, and wood to Egypt. The Kingdom was so prominent that many kingdoms of the ancient world depended on it for the supply of incense and gold so the answer is A
