By the time American troops entered World War 1 the Allies were exhausted after years of fighting. The correct option among all the options that are given in the question is the third option or option "c". The entry of Americans in the war boosted the morale of the Allied army. I hope the answer comes to your help.
Answer:Entrepreneurs fueled industrialization and helped spur innovation in the late 1800s. They benefited from laissez-faire policies, which allowed business to work under minimal government regulation. ... They encouraged innovation. They led to the growth of industry and mass production.
Explanation:The unprecedented levels of production in domestic manufacturing and commercial agriculture during this period greatly strengthened the American economy and reduced dependence on imports. The Industrial Revolution resulted in greater wealth and a larger population in Europe as well as in the United States.
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As the war dragged on, the Union's advantages in factories, railroads, and manpower put the Confederacy at a great disadvantage.
Whenever any form of government becomes destructive of these ends, it is the right of the people to alter or to abolish it, and to institute new government
D the soldiers became the villains of illustrated ballads