Final answer:
Ribbons that sailors are authorized to wear on their uniform are documented on the service record form.
Step-by-step explanation:
The ribbons that sailors are authorized to wear on their uniform are documented on the Record of Promotions, reductions, transfers, casualties, etc. during active service, which is also known as a service record form. This form records important information about a sailor's career, including promotions, transfers, and any awards or ribbons received.