Which statement ab0ut VLANs in a Cisco UCS is true?（）

• A、Fabric interconnect can never participate in VTP
• B、Fabric interconnect supports ISL and 802.1Q trunking
• C、The supported range of VLANs is auto-configured by UCS
• D、VLANs are configured through the Cisco UCS manager. （fabric interconnect may be set up in switch mode）