Refer to the exhibit.
A network administrator is setting up a single Multiple Spanning Tree Protocol (MSTP) region on HP Comware
switches. Switch-1 should be root for instance 1, and Switch-2 should be the root for instance 2. The
administrator has already configured the MSTP region on Switch-1, and the priorities on both switches.
Which region settings should the administrator configure on Switch-2?

A.
Region name = mycompany; revision number = 0; Instance 1 = 21-30; Instance 2 = 11-20

B.
Region name = mycompany; revision number = 0; Instance 1 = 11-20; Instance 2 = 21-30

C.
Region name = mycompany; revision number = 1; Instance 1 = 11-20; Instance 2 = 21-30

D.
Region name = mycompany; revision number = 1; Instance 1 = 21-30; Instance 2 = 11-20