Answer:
By October 1990, Germany was reunified, triggering the swift collapse of the other East European regimes. People celebrating the fall of the Berlin Wall. Thirteen months later, on December 25, 1991, Gorbachev resigned and the Union of Soviet Socialist Republics dissolved. reunification caused by gorbachev, resulted in the iron curtain countries to gain independence.
Explanation:
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"D" is correct : Percentage-based fees assessed by the government
Children of the 1930s were at least protected under child labor reform measures of the 1920s, which limited their workday to eight hours and provided guidelines for employment of minors. Many children were self-employed, collecting junk to sell or doing odd jobs for neighbors.