Answer:
Hey I hope this helps! The answer is:When Mossi raids destroyed the Mali empire, the rising Songhai empire relied on the same resources. Gold remained the principal product in the trans-Saharan trade, followed by kola nuts and slaves.
Explanation:
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Primarily agricultural economies presided in the middle colonies, where foodstuffs were grown and fishing was done along the coasts. Furthermore, logging and animal trapping and hunting (for food and furs) also contributed to the economy.