Answer:
Explanation:
Merchants from the north and south then met to exchange goods in Ghana. By 800 Ghana was firmly in control of West Africa's trade routes. Nearly all trade between northern and southern Africa passed through Ghana. With so many trespassing through their lands, Ghana's rulers looked for ways to make money from them.
Answer:
first and last one is the answer
New aqueducts brought fresh water from hundreds of miles away and Huge tunnels were built for sewer lines.
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