Which of the following statements is true of career plateaus? a. Career plateaus are more likely to occur in the early career phase of a typical career than in the late career phase. b. Plateaued employees are poor candidates for job rotation because they have reached the highest level for which they are suitable in their organizations. c. Career plateaus are a sign that valuable resources are not being used appropriately. d. An employee who defines career success in terms of upward mobility is likely to have low morale on reaching a career plateau