Which effect of this configuration is true?

Refer to the exhibit.

Which effect of this configuration is true?
A . The switch port continues to negotiate an EtherChannel even when there are configuration discrepancies between the two ports
B . Spanning tree blocks EtherChannel formation on the device
C . The switch port error disables when a port attempts to form an EtherChannel with a port that has a different configuration
D . Spanning tree is disabled if the switch port establishes an EtherChannel

View Answer

Answer: C