In March 1918, Russian Lenin signed a treaty with Germany surrendering the Ukraine, Finland, Poland and other territories to Germany. In doing so, Russia ended its participation in World War I. What effect did Russia’s move have on the war? It had no effect on the war
It created obstacles for Germany
It reinforced Russia’s alliance with the Allies
It allowed Germany to transfer troops to France.

second answer

Explanation:

The Russian Revolution allowed the Germans to focus on the Western Front, and it also pressured the Americans to send more military and economic aid to the Allies. German soldiers who were in Russian POW camps were also infected with ideas of socialism and they pressured the German government to sign the armistice.

the group i'm selecting: greeks.

a first group of greek immigrants came to the us in the 1850s. the second group came to america starting in the 1890s due to economic opportunities they didn't have back in their home caused by the hardships of ottoman rule. greek immigration was 90% male, many of them expected to work and return to greece after earning enough capital, but ultimately had to remain in the us after the greek genocide.

increases in demand are shown by a shift to the right in the demand curve. this could be caused by a number of factors, including a rise in income, a rise in the price of a substitute or a fall in the price of a complement.

which the answer is:

b