What is a mestizo in social study term

racial and cultural mixing

Explanation:  “mestizo/a” refers to racial and cultural mixing among Europeans, Indians, and Africans. ... Spanish colonizers used the word in the Philippines and in Spanish America, at first to signify mixtures of religion, class, local origin, and culture, but over time, its meanings shifted toward racialism and caste.

no statements but ok.

the statement that best describes the idea of manifest destiny that was used in the 19th century would be that "it was fate that the united states would continue to  expand westward," since people thought the us was "destined" to do so. 

yes

explanation:

the fighting words doctrine, in united states constitutional law, is a limitation to freedom of speech as protected by the first amendment to the united states constitution. in 1942, the u.s. supreme court established the doctrine by a 9–0 decision in chaplinsky v. new hampshire.