Look up in a list of acronyms.
Joint force air component commander (JFACC), joint force land component commander (JFLCC), and joint force maritime component commander (JFMCC) are all examples of component commanders within a joint military operations framework. They are responsible for coordinating operations across their respective domains—air, land, and maritime—ensuring integrated and effective execution of military strategies. These roles facilitate unified command and control, enhancing operational effectiveness in joint missions.
Establishing a Joint Force Land Component Command (JFLCC) is not inherently doctrinally required but is often recommended based on the operational context. The decision to establish a JFLCC typically depends on the complexity of the mission, the size of the force, and the need for coordinated land operations within a joint force. Doctrine provides guidance on when and how to establish a JFLCC, but ultimately, the commander's discretion and the specific circumstances will dictate its establishment.
Answer - Air Force, as per:Joint Publication 3-30,Command and Control of Joint Air Operations, 10 February 2014:"The JFC will normally assign JFACC responsibilities tothe component commander having the preponderance offorces to be tasked and the ability to effectively plan, task,and control joint air operations. However, the JFC willalways consider the mission, nature, and duration of theoperation, force capabilities, and the C2 capabilities inselecting a commander."component commander is another way of saying the commander of a unit with in the military service type (Army, Navy, Marine, Air Force, et cetera)