It means the diversity of these citizens meaning like a melting pot of different cultures and ethnicities
The answer is citizens and civilians. Hope that helped.
After the Civil War, the United States went saw a <em>major transformation</em>, in which it transformed from being an agricultural society to an industrial one.
Many factors like the massive supplies of raw materials (like timber, iron ore, oil, and others), the development of new technology that made the tasks easier and faster, an important workforce constantly growing by the flow of immigrants, and a new breed of ruthless business leaders were fundamental into the major growth that manufacturing in that time and the following years.
Therefore, the correct answer is Manufacturing.
Answer:
Women could become factory workers, domestic servants (p. 26), physicians, midwives, telegraph workers, and teachers (p. 20). Some could afford to dress more fashionably, to buy books and attend dance halls, pleasure gardens and theatres and there were opportunities for education