Refer to the exhibit. Only four switches are participating in the VLAN spanning-tree process. Branch-1: priority 614440, Branch-2: priority 39391170, Branch-3: ...

Refer to the exhibit. Only four switches are participating in the VLAN spanning-tree process. Branch-1: priority 614440, Branch-2: priority 39391170, Branch-3: priority 0, Branch-4: root primary. Which switch becomes the permanent root bridge for VLAN 5?

A. Branch-1 B. Branch-2 C. Branch-3 D. Branch-4