De-personalization refers to the weakening of self-directed function or loss of responsibility under the influence of group pressure or group consciousness, resulting in behaviors that do not occur when individuals act alone. De-personalization has two characteristics: one is the hiding of identity. The second is the blurring of responsibility. According to the above definition, Which of the following scenarios are not de-personalized:. ['In the website forum, some anonymous netizens freely forward false information.', 'The old man fell on the road, many people were watching but no one helped out.', 'At the football match, fans argue about whether the referee misjudged.', 'Two thieves stole valuable antiques during a large rally.']