Answer:
Buddhism spread across Asia through networks of overland and maritime routes between India, Southeast Asia, Central Asia, and China. ... Anonymous foreign monks who traveled between India and China along the silk routes were responsible for the transmission of Buddhism at sub-elite levels.
Explanation:
Because The Sahel was a fertile band, there was more agriculture, trade, and permanent civilization. The trade route established many colonies in order to bring gold out Africa and in to the Arabic world.
Bantu as a common language, animism as a common religion, religion economics and history intertwined, and trade routes.
Advantages: unity, trade partners.
Path from the Arab world to the western world of Africa for gold.
The further south you get, more agriculture develops.
Herds are going to be there in the south
Allows for more Sedentary life in the south.
The establishment of Jamestown.