Which African region participated in the least trade during the first century?

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Each of these conditions was an obstacle to crossing the Sahara, except:

• Intense heat

• Sandstorms

• Earthquakes

• Little water

Which group of people spent the most time in the Sahara desert?

• Berbers

• Ghanas

• Scholars

• Merchants

Which invention caused a sharp increase in trade across the Sahara?

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What was exchanged in trans-Saharan trade?

• Products and materials

• Ideas and culture

• Enslaved people

• All of the above

Where did traders restock supplies during their journeys across the Sahara?

• Caravans

• Oases

• Berbers

• Ghanas

How did the Ghanas in the Sahel gain power in the ninth century?

• By controlling the gold trade

• By mining for gold

• By domesticating camels

• By waging wars on other kingdoms

Why was salt such a valuable item to trade?

• It was the only seasoning available for cooking

• It only came from outside Africa

• It was used to transport gold

• It could save food from spoiling

What was central Africa's most popular export?

• Ivory

• Gold

• Textiles

• Copper

Which of the following was an outcome of trans-Saharan trade?

• West Africa became more connected with the world

• New kingdoms developed in West Africa

• Scholars recorded the first written records of Western Africa

• All of the above