Final answer:
The best example of imagery from Saki's "The Open Window" is when the author describes spending the night in a newly dug grave with snarling, grinning, and foaming creatures.
Step-by-step explanation:
The best example of imagery from Saki's "The Open Window" is option C. In this quote, the author describes the idea of spending the night in a newly dug grave with snarling, grinning, and foaming creatures. This creates a vivid visual image in the reader's mind, adding to the suspense and atmosphere of the story.
Learn more about Imagery in literature