Answer: The correct answer is : 1. Dissemination of responsibility: the more people are present, the amount of personal responsibility that each individual feels in a situation decreases. 2. Some people tend to find in others how to respond in certain situations, especially if the event contains some level of ambiguity. If nobody reacts then people are less likely to react as well. 3. The fear of being judged by the other members of the group. Sometimes people fear asking for help. To avoid being judged, people do not take action.