Which statement best explains why the United States grew into a world
economic power in the 20th century?
O A. The United States became one of the world's leading importers
and exporters of goods.
B. The United States prevented other countries from abandoning the
gold standard
C. The United States stayed out of major world wars and instead
made economic investments,
D. The United States put effective trade barriers in place to limit trade
with other nations,

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Answer:

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Explanation:

Ver imagen Elizabethmontes366
Ver imagen Elizabethmontes366

Countries do want to own a lot of economics.  The statement that best explains why is that The United States put effective trade barriers in place to limit trade  with other nations.

  • There are different factors that contributed to the growth of the US economy during the 20th century.  The ownership of cars and housing was wide spread. New products and processes of producing those products brought about a lot of growth.

The United States is known to have the world's largest national economy in terms of GDP since at least the 1920s.

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