The best answer is "was not part of the Eastern Bloc",
although this answer is misleading.
Yugoslavia was indeed part of the Eastern Bloc in the sense that it was an Eastern European communist country, but it was the only one that did not align itself with the USSR after 1948. It also did no ally with the United States, choosing non-alignment instead.
This answer is the best answer simply because it is less false than the other answers, which are completely wrong. Yugoslavia never joined the USSR, choosing to split from Stalin in 1948, and never became a satellite nation of the US, and isn't located anywhere near the Baltic.
The Nazi death camps in chronological order are: Chelmno, Belzec, Sobibor, Treblinka, Majdanek and Auschwitz-Birkenau. In 1941 the Chelmno camp was opened in Poland, soon followed in 1942 were Belzec<span>, </span>Sobibor<span>, and </span>Treblinka. The largest death camp was opened in 1943 and was known as Auschwitz-Birkenau,
The main reason why the twenties are sometimes called an "age of prosperity", especially in the United States, is that "<span>A.Incomes throughout the United States grew and the middle class held most of the wealth," due mostly to speculation in the stock market. </span>
I found a link:
http://www.ilo.org/public/english/region/asro/mdtmanila/speeches/miworker.htm
Hope this helps! :D