I had this question on my study island! I believe the answer is B.
La Revolución Industrial fue la transición a nuevos procesos de fabricación en Europa y los Estados Unidos, en el período de aproximadamente 1760 a algún momento entre 1820 y 1840.
The reputations of many people were ruined by false accusations of disloyalty
American nationalism, or United States nationalism, is a form of civic nationalism, cultural nationalism, economic nationalism or ethnic nationalism found in the United States. Essentially, it indicates the aspects that characterize and distinguish the United States as an autonomous political community. The term often serves to explain efforts to reinforce its national identity and self-determination within their national and international affairs.