Refer to the exhibit.

STP has been implemented in the network. Switch SW_A is the root
switch for the default VLAN. To reduce the broadcast domain, the network administrator
decides to split users on the network into VLAN 2 and VLAN 10. The administrator issues
the command spanning-tree vlan 2 root primary on switch SW_

A.
What will happen as a result of this change?
All ports of the root switch SW_A will remain in forwarding mode throughout the
reconvergence of the spanning tree domain.

A.
What will happen as a result of this change?
All ports of the root switch SW_A will remain in forwarding mode throughout the
reconvergence of the spanning tree domain.

B.
Switch SW_A will change its spanning tree priority to become root for VLAN 2 only.

C.
Switch SW_A will remain root for the default VLAN and will become root for VLAN 2.

D.
No other switch in the network will be able to become root as long as switch SW_A is up
and running.