Here are the answers to your questions:
Question 1: What major change did people make during the Neolithic Agricultural Revolution?
Response: They began farming.
Question 2: Who made up the largest social class of early civilizations?
Response: Enslaved people.
Question 3: Writing was first developed in civilization as a way to keep what important records?
Response: The amount of grain harvested.
Question 4: Which two (2) descriptions refer to both Homo sapiens and Neanderthals?
Responses: Made tools and used fire.
Question 5: When archaeologists study an excavation site, objects found closer to the surface are...
Response: Not as old as the deeper layers.
Let me know if you need any more help!