Which of the following developments resulted in greater social diversification among societies in North America prior to European contact?

a. the development of a calendar and sophisticated weaponry.

b. the spread of maize cultivation into the American Southwest and beyond.

c. the development of highly sophisticated fishing and hunting techniques.

d. the introduction of horses during the Columbian Exchange.

Respuesta :

The correct option is B.
Corn was the major diet that was eaten then and the spread of corn led to development in the form of greater urban density and more complex social organisation. Maize cultivation led to the development of irrigation system which also led to building of village and towns.