Answer:
there were a lot of them they don't president to have a lot of power.
Some of the benefits of the Transcontinental Railroad was that new land was discovered, trade can expand to the west and people don't have to risk their lives to go to the west. Some of the groups of people that build the railroad were immigrants manly Chinese, Irish, Africans, and Latinos.
The resource that were vital to early African civilizations for survival is iron. Option A. This is further explained below.
<h3>What are iron and African civilizations?</h3>
Generally, Tools for farming and daily living, as well as weapons for defense and conquest, were made from iron by the Africans.
In conclusion, Iron was a life-supporting resource for ancient African civilizations.
Read more about civilizations
brainly.com/question/12207844
#SPJ1