What is the primary responsibility of the Joint Staff?

The primary responsibility of the Joint Staff is to assist members of the Joint Chiefs of Staff. This role involves providing the necessary coordination, planning, and communication between the various branches of the military and supporting the strategic direction set by the Joint Chiefs. The Joint Staff plays a critical role in ensuring that the recommendations and decisions made by the Joint Chiefs are effectively implemented across all military operations. The focus on collaboration and integration among different service branches is crucial for operational success and achieving unified military objectives.

The other options presented focus on specific functions that are not the principal duties of the Joint Staff. While executing combat operations, overseeing procurement, and managing civilian benefits are important aspects of military and government operations, they fall under different responsibilities and organizations within the Department of Defense rather than the primary mission of the Joint Staff.