Qin Dynasty, I think that is that answer! Good Luck
The answer would be D. The nation doubled in size with Louisiana Purchase. They also took over Florida.
Answer:
The start of WWII. WWI was a very big cause of WWII. WWI led to depressions in Germany, Italy, the Soviet Union, and many more places which in turn caused powerful people to rise in many different countries. These countries in which a person of power rose each had some part in the start of WWII.
C because the famous saying is Manifest destiny is the god given right. Spreading culture is the definition.