A weakness of longitudinal studies is that they __________.
A) take a lengthy amount of time to gather the appropriate data
B) cannot eliminate sample biases
C) cannot distinguish age differences from cohort differences
D) do not distinguish significant from non-significant relationships

Question

Quizplus · Accepted Answer

Longitudinal studies take a long time because they follow the same subjects over a period of years or even decades to observe changes and developments.

A Weakness of Longitudinal Studies Is That They __________