Which groups provided most of the labor for the construction of the transcontinental railroad?
a.
freemasons and union veterans
b.
immigrants and african americans
c.
factory workers and homesteaders
d.
native americans and texans

Ask your question to the AI advisor

Ai-bot is an expert in any field and is the perfect companion for reliable and useful answers and advice on a variety of topics, including science, history, technology, art, sports, health, culture and more.