What documents are considered part of a law enforcement file according to N.C.G.S 15A-903?

The correct choice identifies preserve notes, reports, and administrative documents as part of a law enforcement file under N.C.G.S 15A-903. This statute outlines the requirements for maintaining transparency and providing defendants access to evidence that could be material to their defense.

Preserve notes are critical as they document the officer's observations and thoughts during the investigation. Reports provide a comprehensive summary of the case, detailing key facts and evidence. Administrative documents may include procedural paperwork or logs that track the progress of the investigation. Together, these elements ensure that all pertinent information is available for legal processes, supporting the defendant's right to a fair trial.

The other options contain components that do not fully align with the stipulated requirements of a law enforcement file. While witness statements and photographs are essential in many investigations, not all witness statements are formally recorded as part of the official file. Similarly, focusing on only formal reports and collected evidence neglects the importance of informal documents and notes which can offer critical insights into the investigative process.