Which two tasks must you perform on a device to ensure that an EtherChannel operates at Layer 3? (Choose two.)

Which two tasks must you perform on a device to ensure that an EtherChannel operates at Layer 3? (Choose two.)
A . Configure the channel-group 10 mode on command on the port channel.
B . Configure EtherChannel directly on the interface
C . Configure the switchport mode access command on the device
D . Configure the no switchport command on the physical interface (s).
E . Configure the switchport mode trunk command on the device

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Answer: BD