What TDL can the A-10C operate?

The A-10C operates primarily using the Situational Awareness Data Link (SADL), which is specifically designed to provide air-to-ground and ground-to-air situational awareness. SADL allows for enhanced communication and data sharing, allowing the A-10C to exchange information with other platforms, particularly those in joint and close air support operations. This link facilitates the effective coordination of operations by providing real-time data on friendly and enemy positions, enhancing the A-10C's capabilities in a combat environment.

While other links like Link 16 and Link 11 are widely used within military aviation, the A-10C is not primarily designed to use those systems for its core operations. Link 16, for instance, is a more advanced tactical data link that is utilized by various other platforms, but the primary focus for the A-10C is SADL, which aligns more closely with its mission profile and operational requirements. This specialization in SADL enhances the A-10C's effectiveness in its intended roles, making it the correct answer for the question regarding the tactical data link the A-10C operates.