Either E or C. Pretty sure. Hope this helps!!
The industrial revolution lead to major economic changes and growth. Due to the rise of new technology, many job opportunities were available. Immigrants especially those who were entering the US during the 1800's, were able to find work on railroads. Eventually as more modern day technology was proposed to society, individuals were able to benefit in their work field and at home. For example the light bulb, allowed homes to run with electricity and the telephone made long distance communication much simpler. These new inventions allowed the nation to develop a stronger military and navy, which improves the nations economy during times of war.
Answer:
In the study of history as an academic discipline, a primary source (also called original source or evidence) is an artifact, a document, diary, manuscript, autobiography, a recording, or other source of information that was created at the time under study. It serves as an original source of information about the topic. Similar definitions can be used in library science, and other areas of scholarship, although different fields have somewhat different definitions. In journalism, a primary source can be a person with direct knowledge of a situation, or a document written by such a person.
Explanation:
In this excerpt, the word tension means discomfort. Dr. King is saying that a certain level of discomfort is necessary for growth as a country. The group(s) that have been oppressing the black community are to expect nothing short of discomfort. Facing difficult emotions is the only way that we, as a community, can make any sort of change.