Question: Which of the following scenarios is NOT subject to service area restrictions in a 5G system?
Option 1: UE accessing 5GCN over 3GPP access
Option 2: 5G-RG or W-AGF acting on behalf of an FN-CRG accessing 5GCN over wireline access
Option 3: W-AGF acting on behalf of the FN-BRG accessing 5GCN
Option 4: UE accessing 5GCN over non-3GPP access
Explanation: According to the specifications, service area restrictions are not applicable for the W-AGF acting on behalf of the FN-BRG. This is explicitly stated in the NOTE section of the text.