What impact does Trans-Saharan trade have on the formation of societies, birth of towns, and creation of Empires in West Africa?

Trans-Sahara trade is one of the oldest trading networks in Africa.

Explanation:

The trading network requires to travel across the Sahara between sub-Saharan Africa and North Africa. Existing since prehistoric times, it reached its peak in the 8th century. In West Africa, the changes came in Ghana when the Almoravids sacked the city and the Ghāna Empire decline.

Mali rise in the 13th century as gold became the core of the trans-Saharan trade. The Trans-Sahara trade saw the rise of empires like Mali, Songhay, and Bono-Mansu. Expansion of urban centres and towns happened as Kano became one of the urban centres in West Africa. Trade also saw the rise of trading classes call the Wangara.

this statement is true.

forests are public goods, available for everybody. when usage of such a good becomes interesting for consumers and its usage increases, there can be a risk of overexploitation. it is a non rival good therefore, if one person consumes the good it does not reduce the availability for subsequent consumers.

these caracteristics require the establishment of measures in order to prevent the destruction of a commonly owned space, for example, to restrict the amount of people that have access to the same time.

i got 3,4 and 5 as an answer