Pagpapastol at Pagsasaka ang pangunahing hanapbuhay ng mga taga indus
Explanation:Sapagkat dito sila malakas kumita ng salapi
After each kingdom there is an "intermediate" period. The three kingdoms were the Old, Middle, and New Kingdoms. The Ancient Egyptian civilization begins. The first Pharaoh of Egypt, Menes, united the Upper and Lower parts of Egypt into a single civilization.