What is one problem with longitudinal research?
A) It does not permit inferences about cause-and-effect relationships.
B) Participants may move away or drop out of the research.
C) Findings may not generalize to the real world.
D) It does not permit study of individual developmental trends.
Question 2
A major strength of the longitudinal design is that researchers can __________.
A) examine relationships between early and later behaviors
B) collect a large amount of data in a short time span
C) explore similarities among children of different cohorts
D) study participants differing in age at the same point in time