This is called orbiting!
For an example: "The earth is orbiting the sun!"
I hope i helped :D
-Liyah⭐
<span>They act like dams or form long ridges of land.</span>
The answer to this would be A, because they began to spread westward once they decided to head away from the Arctic.
The Neolithic Revolution.
This, meaning new age, is when plants and animals were domesticated and a new age had begun.
Hope this helps :)
"The Silurian is a geologic period and system spanning 24.6 million years from the end of the Ordovician Period, at 443.8 million years ago, to the beginning of the Devonian Period, 419.2 Mya.<span> <span>Wikipedia."
https://www.google.com/search?q=He+Silurian+period+occurred&rlz=1C1RUCY_enUS760US760&oq=He+Silurian+...
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