The statement that explains the use of dramatic irony is "When Mariah's mother gives her a guitar stand, the reader knows that Mariah has sold her guitar."
Dramatic irony refers to a situation in a story or play in which the audience knows and understands something that the characters themselves don't. Think, for example, of a movie that has already revealed one of the characters to be cheating on his spouse. Yet, his wife does not know about it and wants to happily celebrate their anniversary. This is an example of dramatic irony.
In the text provided for us to analyze, the dramatic irony lies in the fact that Mariah's mother does not know her daughter has just sold her guitar, but the reader does. To make things even more ironic, she has bought her daughter a guitar stand which is now useless.
With the information above in mind, we can choose the following statement about dramatic irony as the correct answer:
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