What caused the downfall of ghana? select the two correct answers.
a. ghana was engaged in conflict with people to the north.
b. ghana lacked nearby water resources
c. ghana was unwilling to participate in trade
d. ghana's large population began straining resources
e. ghana did not have iron weapons and rival nations did.

B) Ghana lacked nearby water resources and E) Ghana did not have iron weapons and rival nations did.

Explanation:

Being a very dry region and deserted there was a scarcity of water and so it caused the downfall of Ghana. Water resources are very important for survival of human beings and animals and the scarcity was severe.

The another reason was that like other nations it wasn't fit for fighting as they didn't have iron weapons and advanced weapons that the other nations had.

Lack of interest in trade and conflict with the people of North was the some of the reasons which caused the downfall of Gahana.

Explanation:

There were various explanations behind the downfall of Ghana. The King lost his trading sector. Simultaneously dry season was starting to have a long haul impact on the land and its capacity to continue farming. There is an Arab convention that the Almoravid Muslims descended from the North and attacked Ghana.

Another translation is that this Almoravid impact was slow and didn't include any kind of military dominate. In the eleventh and twelfth century Ghana was fully captured by the Sosso ruler Sumanguru.

answer; not notated (at least, not in the traditional sense) and includes many improvised sections and solos;

answer; the responsibility of all person, including civilians and contractors;