Which of these is an example of economic transformation that occurred in the early 20th century?

a) the united states negotiate a peace agreement between japan and russia.

b) the united states increased its size drastically by purchasing the territory of alaska from russia.

c) president lyndon b. johnson supported a “flexible defense” strategy in response to perceived communist threats.

d) president taft instituted the practice of “dollar diplomacy” through fin

President Taft instituted the policy of dollar diplomacy

Explanation: The imperial expansion of the United States, esepcially in the CAribbean and Latin American meant the acquisition of new markets

monopolies  came to the united states with the colonial administration. the large-scale public works needed to make the new world hospitable to old world immigrants required large companies to carry them out. these companies were granted exclusive contracts for these works by the colonial administrators. even after the american revolution, many of these colonial holdovers still functioned due to the contracts and land

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