Final answer:
The question seems to mix military and civil service pay scales, where 'E6' refers to a military rank and the 'C' designations are undefined. In the civil service GS pay scale, grades increase with education and experience, but there is no direct correlation with military ranks. Therefore, a precise answer cannot be provided without clarification on the context of the pay grades in question.
Step-by-step explanation:
The question, “A rater in the pay grade of E6 can sign reports on what pay grade and below?” pertains to the General Schedule (GS) pay scale within the United States civil service. The GS pay scale is organized into fifteen grades (GS-1 through GS-15), with each grade having ten steps that denote varying pay levels within each grade. As the grades increase, so do the requirements for education and specialized experience. An E6 pay grade does not align directly with the GS scale as it signifies a military pay grade rather than a civil service one.
Without precise details regarding the authority of an E6 to sign off on civil service employees' reports, it is not possible to provide a specific answer to this question. If the question refers to military personnel, an E6 could review lower-ranked personnel. On the other hand, if it pertains to the civil service GS scale, an E6 indicator is not applicable.