How did mining in the West lead to growth in the US economy?

Land, mining, and improved transportation by rail brought settlers to the American West during the Gilded Age. New agricultural machinery allowed farmers to increase crop yields with less labor, but falling prices and rising expenses left them in debt

Explanation:

mining in the west led to the gold rush which as a result led to the boom of multiple cities in that part of the country

the answers is b.   environments.

so they can differentiate themselves from others as they saw themselves as the superior race. the star was basically a symbol that meant you are a less of a person than i am because of my race. the star was also degrading for those who had to wear it because they were aware of this and the nazis used the notion to make them feel less like a person.