Question: In a Fixed Broadband Access network, what is the primary purpose of the CS-Service-Resource-Report AVP in Policy and Charging Control (PCC)?
Option 1: To report a resource allocation result for a CS service and optionally provide the reason for resource release.
Option 2: To request Quality of Service (QoS) for a CS service without reporting any resource outcomes.
Option 3: To manage session establishment solely for mobile broadband access networks.
Option 4: To indicate network congestion levels to User Equipment (UE).
Explanation: The correct answer, Option 1, aligns with the described function of the CS-Service-Resource-Report AVP in the provided context. It is used to report resource results for CS services in Fixed Broadband Access networks and may include the reason for resource release.