I would say b. precious stones Example of commodities that have been used as mediums of exchange include gold, silver, copper, salt, peppercorns, tea, large stones (such as Rai stones), decorated belts, shells, alcohol, cigarettes, cannabis, candy, cocoa beans, cowries and barley.
Answer:
I believe the correct response to this question is "the Fifth Amendment"
Explanation:
Islam ruled North Africa by A.D. 700.
The greatest imperial of the 19th century was; C. Great Britain
