The correct answer is letter D
The "Manifest Destiny" doctrine is a philosophy that expresses the belief that the people of the United States were elected by God to rule the world, with North American geopolitical expansionism just an expression of this divine will.
In the midst of this idea of American predominance worldwide, there was also the idea of the North American destiny to predominate over the peoples of Latin America, since they are located on the same continent and have not developed the capacity to exercise dominion over other peoples, the which was synthesized in "Be strong while having slaves", a political slogan from the 19th century that had as main objective to demonstrate how attractive and worthy the culture of the USA was, making an image that the country would be the best in the world , with the best and most prepared individuals, and, ultimately, make citizens of other countries to despise their own homelands, worshiping the American ideal of progress and superiority.