This question seems to be incomplete. However, there´s enough information to find the right answer.
Answer: Dorian was the son of Lady Margaret Devereux. His mother was a glamorous high-class woman that had gotten married to Dorian´s father against her own father´s wishes. Lord Kelso, her father, disliked that she had married below her class, so he hired someone to provoke Dorian's father into a duel that has him killed. Margaret dies soon after she goes back to live with Kelso and Dorian ends up being raised by his grandfather, despite their mutual dislike for each other.
Explanation:
Dorian is the main character from Oscar Wilde´s "The Picture of Dorian Gray" (1890).
A. It lacks parallel structure
Some of the best themes to write / think about when it comes to this book is education, poverty, social inequality, and violence, but on the less gloomy side there's also a lot of themes of perseverance, and hope. These should apply well to chapter 8, Good luck!
Had to look for the details and here is my answer.
"Saboteur" is actually a short story that was written by Ha Jin. And based on this story, the quote that best foreshadows the method of revenge by Mr. Chiu is this one: "I shall report you to the Provincial Administration. You'll have to pay for this! You are worse than the Japanese military police." Hope this answer helps.