Question

Which statement best describes why the study ended early?

A.Increasingly abusive behavior threatened to permanently harm some subjects.

B.All the subjects were becoming too aggressive and violence could have broken out.

C.The experiment was making all of the participants sad.

D.Zimbardo feared that he could be arrested for continuing the experiment.

Answer 1

A. Increasingly abusive behavior threatened to permanently harm some subjects.

The statement best describes why the study ended early is A. Increasingly abusive behavior threatened to permanently harm some subjects.

It is important to protect the welfare of the participants in a study and if the increasingly abusive behavior threatened to permanently harm some of the subjects, it would have been appropriate to end the study early to avoid causing any harm.