The function of this drop-down menu is to select the level of access that the people with whom the presentation is shared will have. The options provided in the drop-down menu include:
Can view: This option allows the people with whom the presentation is shared to only view the presentation, but not make any changes. Can comment:
This option allows the people with whom the presentation is shared to view the presentation and add comments, but not make any changes. Can edit: This option allows the people with whom the presentation is shared to view the presentation, add comments, and make changes to it.