A customer has a requirement to eliminate single points of failure for an application.  They have allocated one Ethernet adapter to each VIO server on the system. Which features of PowerVM and AIX will support the customer requirement？（）

• A、Etherchannel and trunking
• B、Network Interface Backup and Etherchannel
• C、Shared Ethernet Adapter （SEA） Failover and Etherchannel
• D、Network Interface Backup and Shared Ethernet Adapter failover