How did its location help Kush become a powerful kingdom?

(1 point)
• It created competition with the powerful Egyptian kingdom.
• It provided a trading link between Africa south of the Sahara and Egypt.
• It allowed the Kushites to grow enough food to be self-sufficient.
• It allowed the Kushites to travel by boat, which was faster than by foot.

The correct answer is:

• It provided a trading link between Africa south of the Sahara and Egypt.