After a cleaning person left the network room, one of the paths to the SAN from Server A is no longer working. The redundant path is working fine. The cables are all connected securely but the HBA fault light is on. The switch shows no light on that port. Which of the following MOST likely occurred?
A. The HBA was unseated.
B. The Ethernet connection was briefly lost.
C. The ISL was broken.
D. The cable was damaged
