Answer:
C. Federalism
Explanation:
Federalism is defined as a system of government with a central, more powerful government and smaller regional governments.
What happened when Hungary opened its borders is: Thousands of people left East Germany.
<h3>What happened when Hungary opened its borders?</h3>
When the border was open by Hungary or when they remove the regulation they placed on the border many people left east Germany and move to West Germany during that period.
The border opening also enables people to go to Austria to buy or purchase goods.
Therefore thousands of people left East Germany.
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1) command economies
2) market economies
3) traditional economies.
<span>Extreme
nationalism means increased pride and interest in the success of a
nation. Pride indicates the belief in cultural and military superiority.
Many Europeans justified imperialism by saying they were superior to
nonwhite civilizations. </span>