The Khmer civilization arose along the Mekong River, and its success was related to its ability to harness the water power of the monsoons. 

Plant domestication in Africa included pearl millet, rice, and yam.

Which Indigenous Americans lived in adobe cliff-dwelling homes? 

Match the society with their dominant form of writing or record keeping

The period before the Neolithic when people first turned to new resources of food and tools due to the extinction of large cold adapted game is known as 

Multiple answers: choose ALL of the answers below that are universal characteristics of a state

What is an example of how state-level societies with thousands of residents who didn’t know each other create a shared sense of community and collective values?  

Scientists are not entirely sure what caused the decline of the Mayan civilization.

In North America, the shift from the Paleoindian to the Archaic Period was characterized by which of the following? (Choose ALL that are correct–more than one answer) 

Which of these is NOT one of the major river valley civilizations?