Respuesta :
All of them were river valley based civilization remains, thought we have many cities we have many cities in uneven terrains and arid regions , which may either have been outposts for trade, or were well used with water harvesting techniques to use the little available water through the rains . Created artifacts indentify as “art”, religion and priestly class that maintained rituals and douctrines
Answer:
Though we have many cities in uneven terrains and arid regions, which may have been outposts for trade, or were well used with water harvesting techniques to use the little available water through the rains, all of them were river valley based civilizations.
The Shang civilization existed along the Yellow River, whereas the Indus Civilization existed along the Indus River. Because of the frequent flooding, the banks of these two rivers had a lot of fertile land. It enabled farmers in both of these civilizations to grow and produce large amounts of grain.
Explanation: