The graph shows the results of german submarine warfare in early 1917.

what is the best conclusion that can be drawn from this graph?

germany was stepping up its efforts to stop goods from reaching the allies.
germany’s u-boat attacks were mostly ineffective in early 1917.
germany was tired of the war and wanted to reach peace with the allies.
germany was seeking to maintain the atlantic ocean as german territory.

Germany was stepping up its efforts to stop goods from reaching the Allies.

Explanation:

After the Lusitania incident in 1915, Germany had pledged to stop unrestricted submarine warfare. They made that pledge to keep the USA from entering the war st that time. But by 1917 Germany went on the offense with submarines again, hoping to end the war and win. However, this was one of the factors that pulled the USA into the war, and Germany lost.

Germany was stepping up its efforts to stop goods from reaching the Allies.

Explanation:

answer; i believe that the correct answer is,lies(political rhetoric);

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.