How did yellow journalism contribute to the spanish american war?

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.

The author of the article, arthur brooks, has been president of the american enterprise institute since 2009, an organization committed to protecting free enterprise in the united states.he is the author of several books, including "the road to freedom: how to win the fight for free enterprise."

The land bridge and coastal crossing theories concern the earliest human migration from