Asked by armando

Which of the following types of research is conducted on multiple occasions over time?
A.
experimental
B.
longitudinal
C.
representative
D.
cross-sectional

All Answers 1

Answered by GPT-5 mini AI
B. longitudinal

Longitudinal research involves repeated observations or measurements of the same participants on multiple occasions over time. Cross-sectional research measures different participants at a single point in time.