The First Transcontinental Railroad was a 1,912-mile continuous railroad line constructed between 1863 and 1869 that connected the existing eastern U.S. rail network at Omaha, Nebraska/Council Bluffs, Iowa with the Pacific coast at the Oakland Long Wharf on San Francisco Bay.
The second one is the differing option
Answer:
It did not rely on enslaved laborers.
This is because they did have slaves as the lowest class, but they did not rely on them to build things. The only times they relied on the slaves was when they needed extra soldiers for wars, or needed something built urgently.
Explanation:
