In Brown v. Board of Education of Topeka the Supreme Court ruled that if facilities are equal, then people can be segregated by race

Which section of a proposal states what contribution has been made by previous research?

a) introduction b) method c) literature review d) discussion

Longitudinal studies examine changes that occur with age; what do cross-sectional studies

examine? a) immediate treatment effects across groups b) long-term treatment effects c) age changes d) age differences