After displaying the directory of a floppy disk, a different floppy is inserted into the drive. The contents of the original floppy continue to display regardless of the director requests on the other floppies placed in the drive. You remove the drive in question and install it into your test system, and it does not exhibit the problem. You should next replace the:

• A. None of these
• B. Original IDE controller
• C. Floppy drive ribbon cable
• D. System's power supply
• E. System's floppy drive device driver

Answer: (C)