9. Which research design evaluates the behavior of the same group of people at several points over a long time period?

A. Longitudinal design
B. Cross-sectional design
C. Quasi-experimental design
D. Cross-sequential design



Answer :

Final answer:

Longitudinal research design involves studying the behavior of the same group of people over an extended period, allowing for the observation of individual differences and changes over time.


Explanation:

Longitudinal research design involves studying the behavior of the same group of people over an extended period.

It allows researchers to observe individual differences in development and track changes over time.

Longitudinal studies are ideal for examining stability and change in various aspects of human behavior.


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