There have been media reports that a university "formally dismissed" 54 professors and associate professors, and rejoiced in this so-called professor "off class" event, citing the fact that China's essentially "tenured professor" system is similar to the big pot, Leading to a large number of redundant staff in universities ". Secondly, it makes professors not enterprising and inhibit competition and innovation. Which of the following is true and can effectively challenge the above measures? (). ["Dismissal of professors creates a sense of insecurity among university teachers, increasing worries about teachers' work.", 'The professor should be the host of the university.', 'Unscientific dismissal conditions set by university executive leadership will discourage active professors from working.', 'Dismissing a professor does not solve some of the problems existing in the university and does not achieve the expected results.']