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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Answer:
an African American literary awakening in the 1920s
Explanation:
<span>to Form a more perfect union
to Establish justice
to Ensure Domestic Tranquility
to Provide for the Common Defense
to Promote the General Welfare
And to <span>Secure the Blessings of Liberty"</span></span>
The 13th, 14th, and 15th amendments.
