What is one of the primary functions of the Air Force?

One of the primary functions of the Air Force is to conduct prompt and sustained combat operations in the air. This encompasses a range of activities, including air superiority, strategic bombing, and close air support, which are crucial for effective military operations. The Air Force is designed to maintain control over the airspace, allowing for the achievement of both offensive and defensive objectives in a conflict. This function is essential for enabling other military branches to operate effectively, as air dominance can significantly influence the outcomes of ground and maritime operations.

In contrast, the other options relate to functions typically associated with other branches of the military. Defending against land attacks is primarily a responsibility of the Army. Supporting maritime operations is usually assigned to the Navy and Marine Corps, whose roles involve protecting and supporting naval forces. Managing naval aviation resources is also a duty of the Navy, focusing on the integration of air power within maritime contexts. Hence, conducting combat operations in the air is distinctly within the purview of the Air Force, aligning with its operational capabilities and mission.