Native American groups flourished in the Southwest between 900 and 1130 CE due to the following; Arid conditions of the region forced tribes to perfect architecture and to expand trade routes.
The "Great Drought" forced groups to improve dwelling structures and expand trade routes.
Movement towards smaller settlements allowed people to perfect pottery and domesticate animals.
O A period of wet conditions and nearby rivers allowed tribes to perfect irrigation farming.

Suppose you are a freshmen in college and you have not declared a major. one reason you enrolled at your respective college was the school's vibrant social life. at the same time, you want to balance your academic life because you know that your grades will matter for graduate school or job applications.you decide to forgo partying for two hours to study for an upcoming economics exam. in your first semester's principles of economics class, you learn that the enjoyment you would have received from partying is an example of a(n)