Read each question and choose the best answer.
A key feature that made Puebloan groups different than the other American Indian groups of Texas was their..
A. nomadic way of life.
B. refusal to trade with outside groups.
C. practice of agriculture.
D. adobe structures.

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 situation would be considered an example of the freedom of association? a. three students write a letter to a local newspaper demanding that a teacher be fired. b. a group forms on a college campus to support a particular political candidate. c. an individual purchases a membership to a local gym. d. a religious organization buys several local lots in order to construct a new church building.

What is the difference between an independent and a dependent variable?