Which of the following statements best describes 21st-century migration flows to the united states?
a. large numbers of immigrants and migrant workers, including skilled and unskilled laborers and many with advanced degrees, are coming to the united states from south and central america.
b. large numbers of immigrants and migrant workers, mostly unskilled agricultural laborers, are arriving to the united states from eastern europe, africa, and asia.
c. large numbers of immigrants and migrant workers, mostly in the medical and engineering fields, are arriving to the united states from western europe and the pacific islands.
d. large numbers of immigrants and migrants workers from the united states, including skilled and unskilled laborers and many with advanced degrees, are going to western europe and australia.
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Which of the following statements best describes 21st-century migration flows to the united states?...
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