When using a cross-sectional design, researchers ________.
A. need to be concerned about such difficulties as participant dropout
B. benefit from its greater efficiency compared to the longitudinal approach.
C. study groups of participants of the same age in different years
D. measure participants at regular intervals over a short amount of time
Answer:B
When using a cross-sectional design, researchers ________.
A. need to be concerned about such difficulties as participant dropout B. benefit from its greater efficiency compared to the longitudinal approach. C. study groups of participants of the same age in different years D. measure participants at regular intervals over a short amount of time