Respuesta :
The answer is Monroe doctrine this was a very bold and risky move however it did keep us safe.
The correct answer is D) Monroe Doctrine.
In 1823, the US declared that Europe should stay out of North America or the US would consider it aggression. This policy called the Monroe Doctrine.
This was the foreign policy installed by US President James Monroe to warn European powers to stay away from Latin American countries. Monroe thought that the issues of Latin America should be resolved by the people of the American Continent, without the intervention of Europe.