Final answer:
NAVPERS, or Naval Performance Evaluation Command, stores signed record copies of reports in the Central Document Management Office within the NAVPERCOM, ensuring their safekeeping for future reference.
Step-by-step explanation:
The Naval Performance Evaluation Command (NAVPERS) or NAVPERS is responsible for the performance evaluations of personnel within the United States Navy. When asking where NAVPERCOM stores the signed record copy of each report, it typically refers to the fitness reports and evaluations, which are critical components of a service member's official record. These documents are stored at the Central Document Management Office within the Naval Personnel Command (NAVPERCOM). This repository ensures the safekeeping and availability of these records for future reference, including decisions regarding promotions, assignments, and other career-related considerations.