Final answer:
a) Evaluate their own performance. A performance appraisal provides employees with an opportunity to evaluate their own performance.
Step-by-step explanation:
The correct answer is a) Evaluate their own performance. A performance appraisal provides employees with an opportunity to assess their own performance in relation to their job responsibilities. This self-evaluation allows employees to reflect on their strengths and weaknesses, identify areas for improvement, and set goals for their professional development.