Which event do you think was most significant in convincing Americans to join the war why?

The British gave President Wilson the Zimmerman telegram on February 24, and on March 1 the U.S. press reported on its existence. The American public was outraged by the news of the Zimmerman telegram and it, along with Germany's resumption of submarine attacks, helped lead to the U.S. to join the war.Explanation:

the correct answer is b, "fertility rates are increasing, so populations will grow more quickly in the future."

the answer is "focused on"

lol gave an answer 1 week that's the answer for those who need it in the future xd