Which discovery caused hunter-gatherers to give up their nomadic lifestyle and settle down permanently in one place? a. agriculture b. fishing sense all the results kept saying c or d i decided to narrow the question down ok? so stop saying its both there is only 1 correct answer!

How did the russian revolution impact world war i? a) the russians required the allied powers to come to their aid and defeat the radical groups. b) the russians pulled out from the war, enabling the germans to focus on the western front. c) the russians created new technological advancements that were used by the allied powers to win. d) the russians created a new communist government that aligned with the central powers instead.