Answer:
checks and balances. I believe that is what you want
Explanation:
counterbalancing influences by which an organization or system is regulated, typically those ensuring that political power is not concentrated in the hands of individuals or groups.
Answer: Islam first came to West Africa as a slow and peaceful process, spread by Muslim traders and scholars. The early journeys across the Sahara were done in stages. Goods passed through chains of Muslim traders, purchased, finally, by local non-Muslims at the southern most end of the route.
Explanation:
Sales tax. It's a tax that you have to pay when you buy something.
Hope this helps :)
John calvin is the answer I think