Which of the Following Is the LEAST Likely Conclusion to Be

Multiple Choice

Which of the following is the LEAST likely conclusion to be drawn from Philip Zimbardo's work?

A) People with strong moral values are less likely to be corrupted by immoral circumstances.
B) Human nature is capable of both compassion and cruelty.
C) The Abu Ghraib prison incident of 2004 should not have surprised us.
D) Prisons can psychologically harm both prisoners and guards.