Which components are included in an Immediate Suppression Grid Call for Fire (COF)?

The correct choice includes essential elements necessary for an Immediate Suppression Grid Call for Fire. In a basic Call for Fire, the observer identification helps to establish who is requesting the fire support and ensures that the necessary command structure is followed. The warning order communicates the type of fire support needed and prepares the firing units for immediate action. Including the target location is critical for pinpointing the exact area where the fire support is needed, which is vital for accuracy and effectiveness.

Together, these components provide a cohesive and clear method for requesting immediate fire support, allowing artillery units to respond swiftly and effectively to a particular threat.