I think its C because America enters the war when German started sinking there merchants ships.
Those factors include philosophy, political systems, technology, trade, and military developments. When establishing an empire, desire for more resources, a better standard of living for its people and the desire for power among its leaders were big factors. But so were the philosophies of the people of a country.
I think the correct answer from the choices listed above is option B. According to geographers, there are two kinds of location would be absolute or relative. Absolute<span> location is a place's exact spot on a map. </span>A relative location is the position of something relative to another landmark.
He was a son of the dynasty's founder Emperor Gaozu of Tang (Li Yuan), and in the intense rivalry developed between his older brothers Li Jiancheng the Crown Prince and Li Shimin.
The Renaissance began in Italy partly because "Italian city-states were wealthy." It should be noted, however, that it was also because Italy was already somewhat of a cultural capital in the region.