The correct option is "a steady increase in the United States' Hispanic population"
It is known as Hispanicization of the United States to a social process of migratory and cultural nature, by which the composition of the American population and its culture are acquiring a growing Hispanic American character. Part of the fact that a large number of Hispanics migrate temporarily or permanently to the US. because they think it is easier to progress there than in their country of origin. Because of the large number of Hispanics in the United States, the country is adapting its cultural traditions.
This excerpt from a letter is a critical primary source, since it was written in the first person and shows the extent to which many patriots during this time were willing to risk their lives for liberty.