What isn't true about the Zimmerman telegram?

A
It is named after the German Foreign Minister that sent it.

B
It made clear Germany's intention to resume unrestricted submarine warfare.

C
It tried to convince the Mexicans to declare War on the United States if the Americans entered WWI.

D
It caused the Mexicans to mobilize troops on the U. S. border.

E
It angered the Americans and was a major catalyst for U. S. entry into WW1.