European imperialism in the 19th century was motivated by the desire of acquiring raw materials for their industries. Other motives were for power and territory expansion. In the 19th century, power can be seen through how many colonies were under a European nation. since this also entails to greater economic and political power.
The wife had to take on responsibilitys such as working in the farms and making money for the familys.
This was in the period of the great depression
This naturally led to the diffusion of multiple inventions, both those of the Mongols and those ideas the Mongols usurped from cultures they conquered. While the Mongols profited from the trade of silk and tea from China to Europe, they also spread the Chinese inventions of printing and paper.
The answer is choice A. During the Cold War, the goal of the US was to was to isolate the Soviet Union from spreading Communism, encourage Democracy and to promote open markets for the US goods to prevent another depression.