Please give a time frame for this question
but I will still say that the answer is:
<span>The major cause of the growth of the workforce was an increase in immigrants.</span>
Answer:
Dawson Charlie and George Washington Carmack found gold in a tributary of the Klondike River in Canada's Yukon Territory
Explanation:
give brainliest
The obstacles that were faced by the Central and Union Pacific region workers are harsh weather conditions. Thus, option C is correct.
The building of railroad network in the Central and Union Pacific region is followed with great difficulties and challenges.
<h3>What are challenges faced by the workers</h3>
The railroad was constructed at the terrain region. It is hard to deal with the conditions. The poor workers laid on mountains in the pacific region, and risk their lives with granite and explosives.
The difficulty faced by the workers of Union and Central Pacific region is the harsh weather conditions. Thus, option C is correct.
Learn more about Central Pacific, here:
brainly.com/question/7382089
