Final answer:
An automatic requisition to the SOS is identified by the document identification code 29517 and is documented in the Record of Promotions, reductions, transfers, casualties, etc., during active service.
Step-by-step explanation:
An automatic requisition to the SOS is identified by the document identification code 29517.
The document, called the Record of Promotions, reductions, transfers, casualties, etc., during active service, contains information about various personnel-related activities during active service. This document is used as an authority reference in each case.