— Exhibit — Click the Exhibit button. A colleague recently implemented MSTP in your Layer
2 network and is having trouble determining why it is not working properly. You are asked to
review the outputs provided in the exhibit to determine the cause. Referring to the exhibit,
what is causing the issue?

A.
The region name is configured the same on both devices.

B.
The bridge priority has not been configured correctly.

C.
The VLAN mapping is configured incorrectly.

D.
The MSTP revision is configured incorrectly.