Refer to the exhibit.
An engineer is configuring a trunking port-channel between switch 1 and switch 2 and receives an error message on switch 1.
Which option corrects this error?
A . enabling BPDU guard on interface Fa0/23 of switch 2.
B . enabling BPDU guard on interface Fa0/23 of switch 1.
C . disabling BPDU guard on interface Fa0/23 of switch 2.
D . disabling BPDU guard on interface Fa0/23 of switch 1.
Answer: D