What comprises an NCO's rating chain?

The rating chain for a Non-Commissioned Officer (NCO) typically includes three key components: the rated NCO, the Rater, and the Senior Rater. This structure ensures a comprehensive evaluation process.

The rated NCO is the individual being evaluated, whose performance and conduct are under review. The Rater is typically the immediate supervisor responsible for assessing the rated NCO's performance based on direct observations and interactions. Finally, the Senior Rater reviews the Rater's evaluation and provides an additional layer of oversight and feedback, ensuring that the assessment is fair and considers the broader context of the NCO's contributions within the organization.

This tripartite system is designed to enhance the accountability and effectiveness of performance evaluations, making it a critical aspect of the NCO evaluation process. The other choices do not encompass the complete and formal structure of the rating chain as outlined in military regulations, which is why they are not correct.