Was the Stanford Prison Experiment approved by Stanford University?

Please view the following links and answer the questions belowhttps://youtu.be/yUZpB57PfHshttps://youtu.be/KND_bBDE8RQhttps://youtu.be/L_LKzEqlPtoDescribe, in detail, the design of the Stanford Prison Experiment. Your discussion should include information surrounding the experimental design, how participants were selected, and information about rules given to participants. 2.) Was the Stanford Prison Experiment approved by Stanford University? If so what was the review process that the experiment was subjected to? If not, why not?3.) How long did the Stanford Prison Experiment last? Was it supposed to last longer? What caused the experiment to end?4.) Discuss some of the major problems that occurred during the Stanford Prison Experiment. Your discussion should include details.5.) Was the Stanford Prison Experiment ethical? Support your stance.6.) What can we learn from the Stanford Prison Experiment?