Which of the following can be an expected outcome of a VLAN?（）

• A、VLANs logically divide a switch into multiple, independent switches at Layer 2.
• B、Trunk links can carry traffic for multiple VLANs.
• C、VLAN implementation significantly increases traffic due to added trunking information.
• D、VLANs can span multiple switches.
• E、VLANs typically decrease the number of switches needed