Although all of these are a good thing to keep in mind, the most important is D. Character's motives must be examined because it allows you to go deeper into your analysis and explain the "whys" instead of just the "whats."
Zadie Smith had always wanted to dig deeper in her father's war experience, but she never had enough courage to ask him, and neither did he.
One day, Zadie finds herself visiting an American poet friend in Normandy. And when they were visiting the beach there, she realized that it might be the place where, 59 years before, her father landed upon. So, she mentions this to her friend, who was also interested in war history of the area, and as a consequence, Zadie is interrogated by this friend. But in the end, Zadie relaizes she knows nothing about his father's war experence.
After this event, she returns home and feels determined to start interviewing his father.
The correct answer would be - A. The ring was too tight for my finger. If you say both of the sentences out loud you can hear which one is a sentence someone would say in conversation and which one sounds incorrect. Hope this helped!