Answer:
I am dababy ye ye Colghan
There are different kinds of research. Longitudinal research is known as the type of research suffers from the problem of overfamiliarity.
A longitudinal study is known as a type of research that is often used to discover relationships between variables that are not related to the different background variables.
It is an observational research technique involves studying the same group of individuals over a time period.
Conclusively, there are three major types of longitudinal studies. They are:
- Panel study
- Cohort study
- Retrospective study
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The correct answer is letter C.
Explanation: National Association for the Advancement of Colored People the leading association for the defense of black rights and the fight against racism in the United States. Mainly composed of black Americans, but with many whites as members, aimed at ending racial discrimination and segregation, the entity was formed as a result of the lynching of two blacks in Springfield, Illinois, in 1908.