Which of the following was the most important development that caused people to shift from hunter-gather societies to agricultural settlements more than 5,000 years ago. a. the growth of organized religion b. the use of flood plains and irrigation c. the industrialization and mechanization of farming d. a change in climate that made foraging impractical.

How did the southeast asia treaty organization (seato) carry out the united states policy on containment? a. seato promoted the creation of united nation military bases to create regional defense. b. seato founded an organization seeking to educate southeastern asian countries on communism. c. seato established a regional economic union to promote monetary security. d. seato sought to provide regional security in southeast asia by establishing alliances.