The identity an author creates for himself in a story is known as his , This answer is stated in the analysis of the Mark Twain story "THE PRIVATE HISTORY OF A CAMPAIGN THAT FAILED
Answer: Persona
Can you open it better because like I'm trying to read it I know it's about science but I can't really read all the words to help you with your question so please make another photo showing like a better picture of it please thanks
Interest
Note: I am not 100%
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Answer:
a character having a conversation with one or more of the other characters.