Respuesta :
They feared that the immigrants might take their jobs for lower wages
The labor union feared that lower wages jobs will be over-saturated by the immigrants.
In the 1870 to 1900, the United State experienced a large influx of immigrant because of perceived economic opportunity in the country.
However, the sudden influx because of perceived economic opportunity lead to crop failure, land shortages, job shortages, rising taxes, famine etc at the time.
Therefore, the labor union who were formed to protect the interest of workers feared that the immigrants might take their jobs for lower wages.
Therefore, the correct answer is B.
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