What literary device does gwendolen use when she says, "i think there must be some slight error”?
pun
paradox
understatement
epigram

The literary device which Gwendolen use when she says, "I think there must be some slight error” is:

This refers to a literary word which is used to make a dramatic effect through the aid of understatement and this is known as litotes where the real effect of a situation is downplayed.

With this in mind and from the complete text, we can see that Gwendolyn is making use of understatement when she says that there was a slight error as the error was massive and had high consequences.

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After analyzing the options concerning the literary device Gwendolyn uses, we can select the following one as the correct option:

C. Understatement

An understatement is a device that presents something as being less than what it really is. Another word from understatement is euphemism. We often use understatements with ironical purposes.

When Gwendolyn says, "I think there must be some slight error," she is actually referring to something big, something that may have grave consequences. Therefore, she is using an understatement.

Another example to better understand this device is: Imagine you are extremely worried about a family member who has been out of touch for many days now. When you finally get to talk to that person, you say, "I was a bit concerned about you." That is an understatement, since in reality you were very concerned.

Learn more about understatement here:

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4,7

explanation:

we need to see the statements.