A. Unrestricted Submarine Warfare.
This caused Germans to attack vessels that carried US citizens, bringing the US into the war.
Answer:
c to train people to act in acceptable ways
Explanation:
Some delegates wanted a system of federal government, while others wanted each state to govern itself.
She refused to move on the bus for a white person,and got thrown in jail.she became an idol for equality because it was just a seat and she got jailed