Question

1. which group of workers was heavily involved in constructing the transcontinental railroad?

a) mexican and french laborers
b) irish and chinese immigrants
c) african american freedmen
d) italian and german craftsmen

Explanation:

The Transcontinental Railroad's construction relied heavily on two immigrant groups: Irish immigrants (who worked on the eastern segment) and Chinese immigrants (who did dangerous work on the western, mountainous segment of the railroad).

Answer:

b) Irish and Chinese immigrants