Which system can operate in both Control Reporting Center and Control Reporting Element configurations?

The Ground Theater Air Control System (GTACS) is designed to operate effectively in both Control Reporting Center (CRC) and Control Reporting Element (CRE) configurations. This flexibility is key for adapting to different operational scenarios, including providing air surveillance and airspace control in dynamic environments.

In the CRC configuration, GTACS serves as the central hub for air control operations, coordinating and managing air support missions and resources across a large area. When operating in a CRE configuration, GTACS can provide localized, on-the-ground air control capabilities, allowing for rapid response in specific theaters of operation.

This adaptability is crucial in military operations where the command and control structure may need to adjust based on the operational context, ensuring that air operations are responsive and efficient whether at a central command location or deployed units.

While the other systems may have specific functions or capabilities, they do not share the same level of operational versatility in terms of transitioning seamlessly between these two configurations as GTACS does.