Why was the Zimmerman telegram a turning point in many US citizens' attitude about entering the war?
O A.
The telegram revealed that Russia was preparing to enter into an alliance with Austria-Hungary.
O B. The telegram exposed a code that would make US messages easily decipherable by other countries.
German military.
O C. The telegram said that Germany would cede United States territory to Mexico if Mexico cooperated with the
O D. The telegram's author, Arthur Zimmerman, wrote the telegram while spying for the German government.