Official documentation regarding a mishap used for legal action is provided through what type of investigation?

The correct answer is centered on the specific context of investigating mishaps for legal purposes, where the JAG Manual Investigation is particularly tailored to provide thorough documentation that is admissible in legal actions. This type of investigation is governed by the rules set forth in the Judge Advocate General Corps Manual, which outlines how mishaps should be investigated when legal ramifications may arise.

JAG Manual Investigations are designed to ensure that facts are gathered and documented properly, with an emphasis on legal implications. The findings from such investigations can be used in courts-martial or for administrative actions, thus making them essential for legal accountability.

In contrast, Administrative Inquiries generally focus on procedural issues rather than legal ones, Operational Investigations are more about assessing the circumstances surrounding operational performance, and Service Record Examinations involve reviewing personnel records without the legal focus inherent to JAG investigations. Therefore, the JAG Manual Investigation stands out as the required investigation type for official documentation used in legal contexts regarding mishaps.