Easy VPN operates in two modes. Although Client Mode has advantages, there are environments where it should not be used.（）

• A、Teleworker devices must be accessed from the central site (server, printers).
• B、IP addressing is simplified.
• C、The Teleworker LAN is a transit networking for routing.
• D、An Enterprise application does not function with Network Address Translation.
• E、The Teleworker router is an MPLS PE node.