Longitudinal research can identify common patterns as well as individual differences in development because the investigator __________.
A) studies groups of participants differing in age at the same point in time
B) randomly assigns participants to treatment conditions
C) tracks the performance of each person over time
D) conducts quasi-experiments, comparing conditions that already exist
Question 2
In a(n) __________ design, participants are studied repeatedly at different ages, and changes are noted as they get older.
A) cross-sectional
B) experimental
C) longitudinal
D) correlational
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