The process of replication in an experiment often involves:
A. repeating an experiment on different units or under different
conditions.
B. ensuring that all laboratory animals can reproduce, so that the
same experiment can be done on the progeny.
C. matching pairs on characteristics such as height and randomly
assigning each pair member to experiment 1 and experiment 2.
D. eliminating any interviewer bias present in the experiment.
E. accounting for the effects of lurking variables by using a matched
pairs before and after design.