Job work: refers to works created by citizens to complete the tasks of legal persons or other organizations. Based on the above definitions, which of the following is options for job titles? ['A set of personnel management software developed by cleaners of a computer research institute for their hobby.', '"Feelings on Absolute Rights" written by a city government cadre for the provincial newspaper.', 'A Chinese Learning Method Written by a Teacher after Summarizing Many Years of Teaching Experience.', "The staff of the propaganda department of a university accepted the school's assignment to take a group of campus landscape photos."]