Which statement best summarizes the procedure of the study reported in [RI.2] Proceedings of the National Academy of Science?
A. All participants were deprived of sleep before being asked to complete tasks on a computer, during which their errors were counted.
B. Some participants were asked to confess to hitting the escape key after completing tasks, and their responses to this request were measured in relation to how much they had slept in the days before the study began.
C. Two groups were asked to complete tasks on a computer without hitting the escape key, one group was then required to go a night without sleep, and members of both groups were asked to confess to hitting the escape key.
D. Individuals who had falsely confessed to crimes were given a task on a computer and then accused of doing the task incorrectly on purpose to see if they were more likely to falsely confess again.