He answer is true, hope this helps
The five events that made the United States a superpower are the:
1. Rise of USA's Economy after the events of World War 1
2. USA's role in World War 2 that toughens their standing as one of the most powerful country
3. After events in World War 2 where USA helped to rebuild Europe and gained economic power and influence
4. United Nations and North Atlantic Treaty Organization that is mostly founded and controlled by USA along with other founding nations.
5. The fall of the USSR during Cold War.
This 5 events made the USA a superpower because of USA's victorious battle against its enemy countries and World Wars, its big economy that boomed in several decades and helped many countries, and their founding of several national organizations that caters to every country.
The League of Nations didn't agree to decrease their armaments, but they decreased Germany's armaments
I believe the answer is: B. because his scientific endeavours in electricity were noteworthy.
King Louis was only in his early twenty's at that time. Because of many of Franklin's work in electricity field, he became very popular in French and King Louis wanted to meet him in order to discuss the application of electricity in French, and even willing to pay Franklin with a huge amount of money for it.
No because it was a dangerous expedition