A customer is concerned they are over utilizing their 7K drives. Where can information about the real time I/O usage of individual drives be viewed?

A. Hardware > Disks > [disk folder] > [disk number]

B. Charting > Disks > [disk folder] IO Charts
C. Charting > Disks > [disk folder] > [disk number]
D. Hardware > Disks > [disk folder]