Final answer:
The publication with Marine Corps guidance for civilian awards is MCO P1650.9B. It is the primary reference that outlines procedures and policies for the recognition of civilian personnel.
Step-by-step explanation:
The publication that contains Marine Corps guidance regarding civilian awards is MCO P1650.9B. This document is the Marine Corps Order that provides the necessary instructions and policies related to the recognition of civilian personnel through awards. The other options listed such as SECNAVINST, MILPERSMAN, and MARADMIN are publications that might pertain to awards and decorations within different contexts of the Navy and Marine Corps, but for guidance specifically regarding civilian awards within the Marine Corps, MCO P1650.9B is the correct reference.