Which of the Following Is Not an Accurate Description of the Simulated

Which of the following is not an accurate description of the simulated prison project?

A) subjects accepted their roles very readily with guards becoming aggressive while prisoners became passive
B) debriefing sessions were held at the conclusion of the project to insure that there was no long term damage to the participants
C) participants were allowed to select their preferred role (guard or prisoner)
D) videotapes and audio tapes were made of the entire simulation