Respuesta :
Answer: They realized they had intercepted a message from the German foreign secretary.
Explanation: The excitement by the code breakers was present because it was Zimmermann's telegram, which was the secret diplomatic communication of the German Foreign Ministry in January 1917. In the telegram, the offer was sent to Mexico, by which Germany proposed a military alliance between Germany and Mexico in case the United States entered the First World War. In return, Mexico would get Texas, Arizona, and New Mexico.
A code breaking is generally defined as the term through which a unauthorized person decrypting the code. The code breakers are excited because they feel proud of their work of cut off the message.
What is Zimmermann's telegram?
Zimmermann's telegram was the secret diplomatic communication of the German Foreign Ministry in January 1917.
There was a case written in the telegram that the Germany made a military union between the territories of both the countries Mexico and Germany dueto first war by U.S.
Therefore, correct option is A.
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