Why is a repeated-measures design considered a within-subjects design?
A. Participants are measured on the dependent variable after exposure to each level of the independent variable
B. Participants are measured twice, once at the beginning of the study and once at the end of the study
C. Fewer research participants are needed for adequate statistical power
D. Participants are repeatedly measured on the dependent variable
Ans: A. Participants are measured on the dependent variable after exposure to each level of the independent variable
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