<span>C. This took place after the Zimmerman note was revealed and that the US had now become a potential target of war</span>
Answer:
The French Revolution aided the development of democracy because the French people felt that monarchy was not the best form of government for them and wished to improve that.
Explanation:
Thomas Jefferson I believe
Sorry if I'm wrong.
Answer:
There were new technologies such as machine guns and submarines. Technologies that we only used by a few countries at the start. The development of tanks emerged during this period.