We can infer here that the British waited until they were sure the telegram would motivate and push the US to enter the war. When Admiral William Hall knew that the United States may enter the war, he decided to wait till 24th of February. Hall thought that Arthur Zimmermann telegram would make the U.S. join the Allied forces. Hall was able to show the telegram without even revealing that the British deciphered the German codes.
An inference refers to the conclusion that one arrives to affect evaluation and deliberation. It is like a final decision on a matter.
We see that the British waited until they were sure the telegram would encourage the US to enter the war.
Learn more about inference on https://brainly.com/question/25280941
#SPJ1