The correct answer here is the option C.
The Zimmerman Telegram was just one more reason that the US got to enter World War I. It was supposed to be a secret piece of correspondence between Germany and Mexico, where Germany offered the military alliance to Mexico in case the US entered the War. The telegram was intercepted and decoded. This led to increase in public support for the US involvement in the War.
I am sorry I do not remember what the two churches began as a result of the first Great Awakening all I know is from King Henry the Third
Texas had extended full legal rights to former slaves.