Which statement best describes implementing a Layer 3 EtherChannel?

A.
EtherChannel is a Layer 2 feature and not a Layer 3 feature.

B.
Implementation requires switchport mode trunk and matching parameters between switches.

C.
Implementation requires disabling switchport mode.

D.
A Layer 3 address is assigned to the physical interface.

Explanation:
To enable Layer 3 EtherChannel all interfaces participating in channel creation must be in routing
mode. To move interface from switching mode to routing mode one uses the command no
switchport.
Reference:
http://www.cisco.com/en/US/docs/switches/lan/catalyst6500/ios/12.1E/native/configuration/guide/c
hannel.html