An end user reports that their computer is making noise constantly. The technician notes that the hard drive activity light is on frequently. The technician finds plenty of free space on the drive.Which of the following BEST explains why the drive light is continuously active?（）

• A、The system has a fragmented hard drive.
• B、The drive interface needs to be changed.
• C、The user has too many documents on the hard drive.
• D、The system page file has an issue.