Which of the Following Explanations for the Failure of Neighbours

Multiple Choice

Which of the following explanations for the failure of neighbours to come to Kitty Genovese's aid best reflects the idea of diffusion of responsibility?

A) The cost of intervening was too high, so neighbours didn't help.
B) There were so many witnesses that no single person felt responsible to intervene.
C) The neighbours did not personally know Kitty Genovese.
D) Urban dwellers are especially callous when it comes to giving aid.
E) The neighbours did not interpret her cries as an emergency, so they didn't intervene.