If Ether channel guard is configured on a device, which result happens when the device a misconfiguration on a connected device?

If Ether channel guard is configured on a device, which result happens when the device a misconfiguration on a connected device?
A . Spanning tree is disabled for the VLANs associated with the Ether channel
B . The port a error disabler
C . The port generates a syslog message
D . The Ether Channel configuration is removed from the running configuration on the device

Answer: B

Explanation: