B. They encouraged European countries to establish colonies in Africa.
C. They showed the ancient, mysterious, and primitive cultures of African communities.
D. They showed the literary, artistic, and business achievements of African Americans.
Answer:
The correct answer is D. They Showed the literary, artistic, and business achievemnets of African Americans.
Explanation:
With this exhibition, notable civil rights activist W.E.B. DuBois sought to advance of status and perception African American community in such a worldwide stage. In order to do that, he and the other organizers of the Exhibit of American Negroes wanted to show the active and important contributions of African Americans to the American society, including its history, present state, arts, literature and business,with photographs portraying middle-class Black families to show how they had improved their condition since the days of slavery.
b. The shipping industry
c. An economic depression
d. The glorious revolution
b. Mongolia
c. China
d. South Korea
Answer:
Steam engine
Explanation:
The first steam engine was developed in the 1700s but was not that useful until James Watt from Scotland designs a more efficient steam engine. The proved to be the most important invention of the industrial revolution.
Steam engines go on to power the first steam trains, steam boats and factories.
Other inventions like the sewing machine and the telegraph was important inventions which changed the lifestyle of people. People became more reliant on machines.