The development of a farming culture among precolumbian native american indians ensure
(1) safety from neighboring tribes
(2) the establishment of a nomadic lifestyle
(3) the continuation of hunting and gathering
(4) a more stable food supply

Which of the following is an example of the pull factor known as economic migration? a. better educational opportunities pulling people towards a new country b. mexican laborers entering the us to work in agricultural jobs c. joining family members that are already in a new country d. crop failures driving people away from their country i am unsure on this question, i was thinking b? but i could be wrong.

Which of the four planes was hijacked first? a.flight 175 b.flight 77 c.flight 11 d.flight 93

The enforcement clause of the fourteenth amendment states what congress had the authority to a. grant citizenship to people b. change the constitution c. enforce only the bill of rights d. make laws to apply the amendment