1.Ellis Island (C)
2.Labor unions (E)
3.American Federation of Labor (A)
4.Transcontinental Railroad (D)
5.Homestead Act of 1862 (B)
Answer:The coal-fired steam engine was in many ways the key technology of the Industrial Revolution. Steam power was first used to pump water out of coal mines by Thomas Newcomen, who invented the first steam engine that truly worked in 1712. ... Watt had taken Newcomen's design and improved upon it.
Explanation:
Answer:
It prevented states from denying citizens equal protection under the law. ... It prevented states from denying citizens equal protection under the law. Vagrancy laws in the 1860s applied to the property that African Americans were allowed to rent or own.
Explanation:
Vertical integration is a form of business organization in which a company controls the supply chain from acquisition of raw materials, to manufacturing, to end sales. In history, vertical integration was a form of industrial organization. One common effect of vertical integration was that it made supplies more reliable and thus, improved efficiency. It took over and controlled the quality of the product at all stages of production
