Performance appraisal is the process by which organizations:

A) select the best applicants to hire
B) review applications for employment
C) evaluate employee job performance over time
D) determine individual health and safety benefits
E) attempt to decertify unions

Performance appraisal is the process of evaluating employee job performance over time. It involves setting performance standards, assessing employee performance, and providing feedback on how employees can improve their performance. This process helps in improving employee productivity and identifying areas for training and development.