Answer:
The gold-salt trade in Africa made Ghana a powerful empire because they controlled the trade routes and taxed traders. Control of gold-salt trade routes helped Ghana, Mali, and Songhai to become large and powerful West African kingdoms.
Homework is a test and an opportunity to learn more about a subject. Homework helps many students to push forward in their learning, and solidify material learned during the school day.
However...
Homework in most school amounts up to over 3 hours a night. For students who have after school activities; which many students do, getting three hours of work done is made very difficult.
One reason for these added pieces of flourish is because when many of the original world maps were being made, people were very superstitious, and these drawings gave them comfort.<span />
<span> What happened was that:
a.they begin to barter
b.they started collecting coins
c.the price of goods started decreasing
d.an workers started to quit their jobs</span>
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