What does the letter 'C' in the memory aid FA-PARCA stand for?

The letter 'C' in the memory aid FA-PARCA stands for "Close Air Support." This is part of the various elements involved in fire support planning and execution in military operations. Close Air Support refers to air action by fixed or rotary-winged aircraft against hostile targets that are in close proximity to friendly forces, and it requires detailed coordination to ensure the safety and effectiveness of support.

In the context of the FA-PARCA mnemonic, which aids fire support teams in recalling essential components for fire support planning, “Close Air Support” plays a critical role in joint operations where ground and air forces need to synchronize efforts effectively. Having a firm understanding of Close Air Support is essential for FIST personnel, as they often need to integrate air assets into their planning and execution phases to maximize combat effectiveness and minimize risk to friendly forces.

The other options mentioned, while relevant in other contexts, do not align with the mnemonic's purpose of highlighting elements specifically related to fire support coordination. Therefore, "Close Air Support" fits directly within the framework of FA-PARCA as a crucial element in effective fire support operations.