Answer:
To cope with the city's problems, government officials had a limit on resources and personnel. Democracy did not flourish in this environment. To bring order out of the chaos of the nation's cities, many political bosses emerged who did not shrink from corrupt deals if they could increase their power bases. The people and institutions the bosses controlled were called the Political Machine.
Explanation:
the marshal plan and korean were based on the Truman doctrine, and most exemplifies the containment policy
On the other hand, the Berlin airlift least exemplifies the containment policy because it was the techniques used to overcome the iron curtain and escape the east Germany communist regime, under Soviet Russia.
The right answer for the question that is being asked and shown above is that: "D. It showed that the North and South had equal opportunities for African Americans." the Great Migration such an important part of the Progressive Era because it <span>showed that the North and South had equal opportunities for African Americans</span>