The person who come up with schools was a Frenchman named Charlemagne
Answer:
Philip used this heavy phalanx formation to break through enemy lines. Then he used fast-moving cavalry to crush his disorganized opponents. After he employed these tactics successfully against northern opponents, Philip began to prepare an invasion of Greece.
Explanation:
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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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