Answer:
no thanks
Explanation:frggtgtgthtgt
B. Public railroads for people who had carriages.
Because of the discovery of gold in San Francisco in 1848, many people began moving west to search for wealth and fame. The United States was discovering many things underground...gold, silver, and oil. These were some of the natural resources the United States had at the end of the 1800s.
It introduced the use of coal oil and natural gas as sources of fuel.