Hello. You did not show the passage that the text refers to, which does not allow this question to be answered. However, I can help you by stating that Darcy's prejudice against Elizabeth can be seen through the mischievous comments he makes regarding her family and the social position she occupies.
Explanation:
Darcy and Elizabeth are the main characters of "Pride and Prejudice" and are one of the most important couples in literature. However, before accepting their love for each other, Darcy and Elizabeth had to overcome the adverse thoughts they had for each other. Darcy was prejudiced against Elizabeth's family, who behaved in a scandalous and often vulgar way, in addition to being prejudiced against the social class she occupied, which made him speak several perjective comments that contributed to the growth of Elizabeth's pride. in relation to him.
Since this drawing is his way of reminding her that she and their garden are "as safe as a missel thrush", it makes her one of the many creatures whose secrets he keeps faithfully. So, having that in mind, I would say the correct answer is A) his trustworthiness.