7. how did geographic conditions limit contact between africans and people from outside of the middle east?

8. why was the gold-­‐salt trade important
to the development of west africa?

9. what were mansa musas most
important achievements?

10. what caused the downfall of songhai?

7.  The harsh conditions in the Sahara and the plains make difficult to pass from Sub-Saharian Africa to the Arabic Peninsula.

8. It allowed the establishment of large empires like the Mali, Ghana and Songhai empires which enrichened Africa in different aspects.

9. Musa favoured the Islam expansion over West Africa. Also, he supported with resources and architechts the construction of mosques and madrasas. Nevertheless, during his pilgrimaga to Mecca, he collapsed the economy in Egypt and North Africa.

10. A sucession civil war between the descendants of king Askia Mohammad I wich led to a Moroccan invasion.

Explanation:

He used the argument that living in a free state should have made him a free man because slavery was illegal. So the answer is A.