<span>It is where horses were domesticated. Hope this helps you out (though it's a little late) ^-^
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Answer:
The first civilizations appeared in major river valleys, where floodplains contained rich soil and the rivers provided irrigation for crops and a means of transportation.
Hope this helps!
Mexico has a temperate climate
I think it was the Armory Show in New York. That's what I know. Hope this helps :)