They started domesticating wheat. This wasn't their main feat however since they also started herding sheep and domesticating goats. These two enabled them to stop moving around like nomads and make a real civilization in the area which resulted in what is now known as history.
<span> Periodization can help historians know when an event occured. This can also help historians learn the cause and effect of another time in history.</span>
D. election of Andre Jackson as president
The Hatian revolution was in response to being held as slaves, and they have had enough.
The Sepoy revolution was in response to several factors.
The Sepoy's were using pig fat for their bullets.
The Sepoy's were not getting paid as soldiers.
The Sepoy's were treated as inferior to English.
The name of the mountain of God was Mount Sinai, so the answer is b.
I hope this helps! :)