Which of the following is a reason that the United States joined the Allied forces during the Great War? A. Increased immigration from Europe

B. An economic crisis in the United States

C. German submarine warfare

D. American isolationism

the answer is c. baby boomers are the largest generation and have already begun reaching retirement age.

that is the the answer on e20 , brainliest ? ?

a u.s. citizen has to have lived in and been an american citizen for a year or more be for he or she can vote for presidential or country wide elections. they also have to register to vote. if the voting is for state representatives or issues, they have to have lived in that state for one month or more and meet the requirements for country wide elections.