The answer for sure is A arctic circle
More innovations caused the economy to flourish and for many more factories to be built.
Explanation:
The First wave of Immigration to the U.S. were mostly White, Protestant Europeans from Germany and England. The second wave of Immigration to the U.S. consisted of immigrants fleeing Eastern European and Mediterranean countries because of either religious reasons or economic reasons, this group of immigrants faced discrimination in the U.S. The third wave of immigration to the U.S. mainly consists of immigrants from Latin America and Eastern Asia. Immigration from Latin America has accelerated in the past 40 years due to decades of corruption and war that has been caused by American intervention in the region during the 70s and 80s.
The study of geography is also about the way humans and animals interact with their environment and surroundings
