I believe It is the Mexican American war.
The 31st president was Herbert Hoover.
Answer:
The F test of infant intelligence
Explanation:
The F test of infant intelligence focuses on an infant's ability to process information in such ways as encoding the attributes of objects, detecting similarities and differences between objects, forming mental representations, and retrieving these representations.
A test design to assess visual recognition abilities
Answer:
Noel hypothesis.
Explanation:
The theory that best explains segregation under these conditions is the <em>Noel hypothesis</em>. The Noel hypothesis claims that if there is contact of groups were there is ethnocentrism, competition and differential in power, some dominant-minority group will be created. This will lead to inequality. Ethnocentrism is the belief in the superiority of our race and culture. It can make us view the other race as inferior. The three components of this hypothesis were present during the Jim Crow era.