Which civil rights leader believed that change should come "by any means necessary”?

"a government in which power is divided between state and national levels". federalism is a system of government in which entities such and state and province, share power with the national government.

yup! you are correct it is b.

"germany's geographic location was an advantage when it was on the offensive in the war because it was situated next to an extremely wide river, the rhine, which was difficult for the allies to cross."

the answer is they believed george iii would never give them their freedom.