A suggestion offered by Diane Chinn and Maurice Baskin for supervisors to make all reviews conform to the law and avoid lawsuits is that ______. Multiple choice question. all supervisors who conduct performance reviews must receive detailed written guidelines and instructions they must ensure that employees do not raise concerns before signing the appraisal letters they must have two or more staff review employees separately to introduce bias all supervisors should ensure performance appraisals are not reviewed with the employees