Which of the Following Is the Proper Sequence of Steps

Multiple Choice

Which of the following is the proper sequence of steps in conducting an experiment with individual matching?

A) select a sample of research participants, match each participant with another person one the selected matching variables) , randomly assign each member of the matched partners to each group, administer the treatments to the groups, measure the dependent variables)
B) select a sample of research participants, match each participant with a partner who has same the value of matching variables) , administer the same treatment to both partners, measure the dependent variables)
C) match each participant with a partner who has the same value of matching variables) , select a random sample of research participants from the pairs, administer the treatments to the sample, measure the dependent variables)
D) select a sample of research participants, randomly match each participant with a partner, administer the treatments to the partners, measure the dependent variables)