Which of the Following Was NOT Part of the Asch

Which of the following was NOT part of the Asch experiment that involved the judgment of standard and comparison lines?

A) the use of accomplices who purposely judged the lines incorrectly
B) the use of trials in which the subjects judged the lines without other people being present
C) the use of three lines for each trial of the experiment
D) the use of two groups of subjects, one that judged the lines correctly in all cases and the other that judged the lines incorrectly in all cases