The Phenomenon of Diffusion of Responsibility Can Best Be Described

The phenomenon of diffusion of responsibility can best be described as

A) the more people who witness an emergency, the more likely any one person is to help.
B) the fewer people who witness an emergency, the more likely it is that they will take longer to help.
C) the more people who witness an emergency, the less likely it is that witnesses will help.
D) the fewer people who witness an emergency, the less likely it is that the victim will be blamed.