Answer:
Audio files. You can insert an audio file—for example, a speech or interview—by clicking the Audio button in the Media group on the Insert tab, and then selecting the file.
Sound clips. You can insert a sound clip by clicking the Audio arrow in the Media group on the Insert tab, and then clicking Clip Art Audio to display the Clip Art task pane, where you can search for and select the sound you want. Clicking Find More At Office.com at the bottom of the task pane takes you to the Office.com Web site, where you can search for additional sounds.
Explanation:
