This <span>line from The Importance of Being Earnest:
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D.)“Well, my name is Ernest in town and Jack in the country . . .”
<span>is what Oscar Wilde’s humor points out wherein many people are not who they appear to be.
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They are presenting two personalities to different audiences. They are not being authentic not only to themselves but also to other people.
Failing to accurately cite even a single source "<span>a. can result in accusations of plagiarism" since even if this is not your intention, it is very hard to prove it when being examined. </span>