Explanation:
Red Guards, in Chinese history, groups of militant university and high school students formed into paramilitary units as part of the Cultural Revolution (1966–76). These young people often wore green jackets similar to the uniforms of the Chinese army at the time, with red armbands attached to one.
Answer:
Standard Oil became a horizontal integration monopoly because it owned ninety percent of US oil refineries. It became a monopoly because it bought almost all of the competitors so that it managed to control almost all oil production, processing, marketing, and transportation in the United States.
The Second Great Awakening was a major religious movement in the U.S. that reached out to the unchurched and brought large numbers of people to a vivid experience of Christianity. They believed in the perfectibility of people and were highly moralistic in their endeavors.