Answer is B U-Boat activity
When the British intercepted the Zimmerman telegram, they realized Germany was offering a diplomatic proposal for Mexico to become their ally during World War I in case the United States were ever to take up arms against the Germans. However, this outraged the American public including the president at the time which was Woodrow Wilson, and this led to speeding up of American armament and the declaration of war on Germany.
The answer is C. Delegated Powers
Delegated powers (also known as Enumerated powers) are powers which were given to the federal government by the constitution. These powers ONLY allow the FEDERAL government to do these things. They cannot be taken up by the states. Hope this helps;)
That the more extreme Muslim Shiites did not support the pro-U. shah of Iran. It also represented Carter’s ultimate failure to broker and sustain peace in the Middle East.