Occupational gene: refers to the personality characteristics and temperament that match the characteristics of the individual's work. Which of the following does not involve occupational genes? ['In his nearly ten years of truck driving experience, Xiao Li has his wit, concentration, and other characteristics that make him an excellent driver for the company.', 'I have always been meticulous and serious, and I am very satisfied with my financial work.', "Colt is flexible and communicative. During his work in the company's sales department, his business volume has been among the best for many years.", 'Dr. Marin, who graduated with honors from a well-known university, soon became a business backbone of the institution after entering a research institution.']