Final answer:
The Slide Sorter View in PowerPoint is where you can see thumbnails of each slide for easy organization and editing.
Step-by-step explanation:
The part of the PowerPoint interface that shows a thumbnail of each slide in the presentation is the Slide Sorter View. This view allows presenters to see a thumbnail of each slide which can help with the organization and overall flow of a presentation.
Instructors often use PowerPoint lecture slides as a starting place to build their lectures which contain content loaded with learning objectives, images and descriptions to provide a comprehensive overview of chapter topics.