Tillage is a threat to the soil because it ruins the protective topsoil. hope it helps :)
Number one is to use case to find out what happened to something
Answer:
I think 6
Explanation:
not sure tho I would believe that both b and c
Answer:
They would not have been part of the neolithic revolution
Explanation:
Neolithic revolution also known as agricultural revolution, started around 10,000 B.C , it was a period of change in human history from an era of hunters and gatherers to an era of agricultural settlements. In parts of the world where there were no sheep and other animals where not present either, this era would have been skipped and people in this region would have moved directly to the Paleolithic Period.
