user: On the shelf at the companys headquarters, there is a hard drive that contains only audio files and no video files. Yet, its label clearly states "video files" and not "audio files". Sarah, the newly hired computer engineer, finds the hard drive on the shelf. She has never seen this hard drive before. Sarah opens the hard drive and looks inside. Sarah reads the label. She decides to investigate further so she opens the hard drive and she can see that it is full of

assistant: Audio files.