The reason why Swift most likely delivered his proposal in a casual manner is to D. to grab the reader’s attention by using understatement to talk about brutal acts
This refers to the figure of speech that tries to downplay the importance or severity of an action in a way that is usually sarcastic
Hence, we can see that from the complete text, there is the narration by Jonathan Swift where he makes a Modest Proposal that people should eat their children because of poverty and this highlights the brutal act.
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