Answer:
D. The wall was built to stop people fleeing from East Berlin to West
Berlin
Explanation:
The best reason for the building of the Berlin Wall was to stop people fleeing from East Berlin to West Berlin.
The Berlin Wall was erected on 13 August 1961 by East Germany and this was a means of preventing the authoritative people of the East from entering into the East which helped prevent undermining the democratic and socialist state status of the region.
Opportunity cost refers to what you have to give up to buy what you want in terms of other goods or services. When economists use the word “cost,” we usually mean opportunity cost.
The united states expanded during the progressive era by limiting trade with other nations.
<h3>What do you mean by progressive era?</h3>
In US history, the period from the 1890s to 1920 is referred to as the progressive era, an era of intense social and political reforms that aimed at making progress towards a better society.
Federal immigration policies in the Progressive era includes Immigration act limited immigration and excluded all Asian immigrants.
Therefore, B is the correct option.
Learn more about the Progressive era here:
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Answer:
According to American political scientist Larry Diamond, democracy consists of four key elements: a political system for choosing and replacing the government through free and fair elections; the active participation of the people, as citizens, in politics and civic life; protection of the human rights of all citizens; ..
Explanation: