I'm not 100% certain but I think a large factor was finding rivers and river valleys and learning how to grow stuff. river valleys had good water that was great for farming.
they learned that they could stay in one place and have food.
The answer being asked for may be different depending on what you learned in class but that's what I know.
I still hope this helps, and that I'm not too late
Scholars played numerous roles in the beginning of the italian renaissance but perhaps the most significant is that they spread the ideas of the books that made everything possible. <span><span> </span></span>