Suppose your ancestors came from the Highlands of Western England and settled in the Appalachian Mountains of present-day West Virginia. Among the waves of immigrants from England your ancestors were the D) Puritans.
President Truman, along with many prominent politicians at the time, believed the United States should sign the treaty because he thought it would prevent another World War II, but most importantly the spread of communism.
War
War times make people very patriotic or nationalistic.
The continental congress was unicameral in nature to avoid disputes with in itself. As a bicameral congress can cause issues inside itself.