The use of General Zaroff as a supporting character for Rainsford helps the author develop the story's themes as it shows the distinction between humans and animals and the unreliability of sensation.
It should be noted that a theme simply means the underlying message that can be deduced in a literary work.
In this case, the use of General Zaroff as a supporting character for Rainsford helps the author develop the story's themes as it shows the distinction between humans and animals and the unreliability of sensation.
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