<span>In that time period civilizations were mostly settling near water indicating fertile soil. All of this should satisfy the needs for food and water in order to survive. Thus, because they were living near water floods represented a great threat, including possible drought.</span>
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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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You should give more details, though.
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