Which category of the Unidentified Person File includes those who are no longer living?

The correct answer is the category that specifically encompasses individuals who have passed away but have not yet been identified. This category is crucial for law enforcement and forensic investigators, as it allows for the collection and sharing of information related to unidentified deceased persons. By organizing data in this manner, NCIC facilitates the matching of unidentified remains with missing persons reports, ultimately aiding in the resolution of cases involving unidentified bodies.

The other options pertain to different classifications. For instance, the category that includes living individuals does not apply here, as the question is focused on those who have died. The catastrophe category typically involves large-scale events resulting in fatalities, but it does not encompass all unidentified deceased persons. Similarly, the missing category refers specifically to individuals whose whereabouts are unknown, rather than those confirmed to be deceased but yet unidentified. Thus, the focus on the "Deceased" category is essential for maintaining accurate records and enhancing investigative efforts related to unidentified remains.