The answer is: [A]: Idiom.
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The phrase: "castles in the air" is an idiom.
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Explanation: "Castles in the air", literally speaking, are impossible to exist or be created.
So, when used as an idiomatic phrase, it refers to events that cannot, or likely will not, be possible to achieve.
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C. Sigmund Freud is the answer
Meta-fiction is the correct answer
True bc the thesis summarizes what you are gonna talk about in your paper
Plot-<span>the main events of a play, novel, movie, or similar work, devised and presented by the writer as an interrelated sequence.
Exposition-</span>Exposition<span> is a </span>literary<span> device used to introduce background information about events, settings, characters etc. to the audience or readers. </span>
