how did the russian revolution impact world war i?

a. the russians required the allied powers to come to their aid to 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.

d. it adversely affected american productivity

tenochtitlan (also spelled tenochtitlán), located on an island near the western shore of lake texcoco in central mexico, was the capital city and religious centre of the aztec civilization. the traditional founding date of the city was 1345 ce and it remained the most important aztec centre until its destruction at the hands of the conquering spanish led by hernán cortés in 1521 ce, which led to the final collapse of the aztec empire.