While Eddie Was Working Alone in the Microcomputer Lab,he Noticed

While Eddie was working alone in the microcomputer lab,he noticed a strange,unpleasant smell and immediately went to report the incident.Eddie's behavior

A) was not constrained by the bystander effect.
B) was the result of diffusion of responsibility.
C) is an example of the reciprocity norm.
D) was constrained by altruism.