What must an administrator do in order to successfully configure a VLAN trunk between two switches?（）

• A、Set each end of the trunk line to IEEE 802.1Q encapsulation.
• B、Set the same VTP management domain name on both switches.
• C、Set all ports on the two switched as access ports.
• D、Configure one of the two switches as a VTP server.
• E、Connect the two switches using a rollover cable.
• F、Use a router to forward VTP traffic between the VLANs.