Audio is used throughout the course to support and/or illustrate the concepts being presented.  The audio controls include the following buttons:

• Play: Select the Play button to play audio.
• Pause: Select the Pause button to pause the audio.  Pausing the audio allows you to resume playing the audio at the point where it was paused.
• Stop: Select the Stop button to stop the audio.  Selecting the Play button after the audio has been stopped will restart the audio from the beginning.
• Closed Caption (CC): Select the CC button to hide or display the transcript for the audio.