Answer:
The demographic transition model was initially proposed in 1929 by demographer Warren Thompson. The model has four stages: pre-industrial, urbanizing/industrializing, mature industrial, and post-industrial.
Answer: oh um i think we invented it but also we discovered it too because it the early days people had to count something so i think we discovered it and like made it better
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Explanation:
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When the Nazis came to power in Germany in 1933, Jews were living in every country of Europe. A total of roughly nine million Jews lived in the countries that would be occupied by Germany during World War II. By the end of the war, two out of every three of these Jews would be dead, and European Jewish life would be changed forever.
