The Movement of Mexican Workers to the United States Is

The movement of Mexican workers to the United States is a policy concern to Mexican politicians because

A) of the difficulties Mexican businesses have in filling job openings.
B) earnings repatriated to Mexico are a major boost to the economy.
C) U.S. policy threatens to attract more workers.
D) of the loss of tax revenue workers in the United States would have paid in Mexico.
E) wages in Mexico rise unexpectedly when the number of available workers declines.