Jimmy John Inc (JJ) is a popular Pipelines manufacturing company. The human resource department of JJ is reviewing its performance management system to make sure it can show fairness if an employee ever complains of discrimination. Which statement is a problem that must be addressed if JJ is to meet that goal? Research shows that female managers give fairer appraisals than male managers. Evidence shows that raters tend to give higher ratings to persons of the rater's own race. Employees assume that rating errors are common, though they are rare. Most appraisal instruments are so objective that supervisors find them inflexible. Performance management systems often punish people for whistleblowing