Question: What is required from the 5G system when a UE is de-authorized from using 5G LAN-type service?
Option 1: The UE remains connected to all 5G LAN-VNs.
Option 2: The UE's subscription information is updated.
Option 3: The UE's credentials are revoked for direct device connection.
Option 4: The UE is removed from all 5G LAN-VNs.
Explanation: According to the service requirements, when a UE is de-authorized from using 5G LAN-type service, it is removed from all 5G LAN-VNs. This ensures that the UE no longer has access to the restricted features and services of the 5G LAN-type service.