President Dwight.D.Eisenhower famously warned U.S Citizens about the 'military-industrial complex'
Islam regulates, apart from beliefs, also everyday life and customs. For example, it restricts what you can eat (halal) and effectively ensures that you will most likely eat with fellow Muslims (you're unlikely to eat non-halal food with non-believers).
It also regulates your day, requiring you to pray five times a day - this has a big influence on people's everyday life.
Some of the most valuable commodities that moved through the kingdom of Ghana between the 5th and 15th Century were Gold and Salt during the Trans-Haran trade. The beginning of Trans-Haran gold trade is linked to the Soninke Empire of Ghana in the 5th Century. While the consumption of Trans-Haran salt was promoted for trade purposes. Berbers from the North of Africa were able to cross the Sahara desert using camels with their caravans with gold sort from western and central Sudan. This linked the Mediterranean economies which demanded gold and in return they supplied salt.
Answer:
I think its all of the above but it also could be just c or even just a. not b.
Explanation: