Final answer:
The features used to create a design theme are choosing a font, inserting an image, and adding a color scheme.
Step-by-step explanation:
The features used to create a design theme are choosing a font, inserting an image, and adding a color scheme. These elements help to establish a consistent visual style and enhance the overall design of a presentation. Deleting a slide and moving a slide are not features that directly contribute to the creation of a design theme.
Learn more about Creating a design theme in presentations