What was the effect of the assembly-line method of production in the automobile industry? More automobiles could be produced at a lower cost.
Americans could choose from several different models.
Fewer American families could afford to buy a car.

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.