Final answer:
The secondary function of the NCOER is to provide counseling to NCOs, aiding in their professional growth and development by offering feedback on performance and career development.
Step-by-step explanation:
The question is asking about the secondary function of the Noncommissioned Officer Evaluation Report (NCOER). The primary function of the NCOER is to evaluate the performance and potential of noncommissioned officers. However, the secondary function is to provide a detailed and structured means of counseling for NCOs. This counseling aspect facilitates the professional growth and development of noncommissioned officers by providing feedback on their strengths, areas for improvement, and potential career development opportunities.