The halo effect: refers to the tendency of an individual to be partial when evaluating others, that is, when the individual forms a good or bad impression of a certain characteristic of a person, he also tends to reason from this Other aspects of human characteristics. According to the above definition, which of the following people's evaluation of others shows a typical halo effect? ? ['When traveling, my mother told Xiaoli that she might encounter a thief during her journey. After getting on the train, Xiao Li was always upset and felt that everyone seemed like a bad person.', 'Wu is very optimistic. He always thinks about things in a positive way, and always evaluates people positively. He thinks that people are good, and people who make mistakes are accidental negligent behaviors.', 'Xiao Wang thinks that his colleague Xiao Wu is a hardworking and enthusiastic person. He goes to the office to help everyone clean up in advance every day. However, one day, Xiao Wu could n’t help him to deliver the newspaper. enthusiasm.', 'On the first day of the night, Wang found that the English teacher was beautiful. After returning home, he kept telling his family that the teacher was beautiful. He was kind to the students and was very experienced in lectures.']