I believe the correct answer is B.
The philosophy behind it was that of Hobbes, Locke, and Rousseau. They were inspired by works such as the Social Contract when they created the idea that people sovereignty was the highest form of sovereignty and that democracy and the rule of law should be the main thing instead of a monarchy. They part that all men are created equal and should govern themselves is directly taken from books like that one.
While the Thunderbirds and other Oklahoma fighting men were pushing Axis armies from territory they had seized, Sooners on the home front were working to ensure victory. Before the attack on Pearl Harbor, programs for training British Royal Air Force (RAF) pilots operated in Oklahoma.
In the early 1600 Ming China was conquered by the Manchus. In 1644 they conquered the Chinese empire and established the Qing dynasty.
Nationalism led to the assassination of the Archduke of Austria Franz Ferdinand. he was assassinated by Gavrilo Princip, a Serbian Nationalist.