The gin stand uses the teeth of rotating saws to pull the cotton through a series of "ginning ribs", which pull the fibers from the seeds which are too large to pass through the ribs. The cleaned seed is then removed from the gin via an auger conveyor system.
Mecca, Medina, and Jerusalem. Hope this helps. :)
Im thinking B because the President has the power to do all the others.
I am pretty sure they weren't accepting it on their own free will. I believe that it was forced onto them.