Social stereotypes: a set of fixed opinions on various types of people, and use this as a basis for judging and evaluating their personality. Which of the following are not social stereotypes:. ['The so-called "no business without rape", businessmen are profit-seeking, seeing money open.', 'Xiao Yang is sensitive and delicate, well-dressed, not like a man from the Northeast, but like a petty man from Shanghai.', 'They all say that the performing arts circle is a big dye tank, and the children of good people will not take the entertainment and entertainment path.', 'Speaking of professors, people often have the impression that they have glasses, grey hair, and often have a thick stack of books under their arms.']