The management of Atlantis Legacy Corp. makes an announcement that the top three employees of the firm will be rewarded with expensive gifts at the end of the month. These employees will be selected on the basis of their performance. Following the announcement, all the employees start putting in more effort by working extra hours and improving the quality of their work. In this scenario, Atlantis Legacy Corp. uses _____ to motivate employees. job enrichment theory expectancy theory Theory X equity theory