That's a simple part of evolution. Humans are built to adapt.
If we go in the frozen tundra, we make coats and other cold-blocking clothes. We find nearby food, like fish. Over time, our differences become more distinct from the rest, and we become less vulnerable to the cold.
Hope this helps! :)
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all responses are correct
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https://www.kqed.org/lowdown/14066/13-years-later-four-major-lasting-impacts-of-911 hope this kinda helps
Yes, we are im not sure what your options are but it is true