D. Gillian starts a successful company, but her arrogance brings it down.
Explanation:
A <u>classic tragedy is a story where a character falls from a higher position in life to a much lower even degrading or unfortunate situation.</u> This type of tragedy has a single timespan of the story, which takes place in a single story and with a single setting. And according to this type of tragedy has a royal character falling after a misfortune.
Among the given examples or sentences, the story premise that clearly resembles a classic tragedy is that of <u>Gillian and her fall due to her own arrogance</u>. The storyline of Gillian having a successful company is similar to a classic hero who has all things good and is successful at the beginning. But like most tragic heroes, Gillian also succumbs from her success due to her own mistake, her own ignorance.
