Initially, it may seem like the author used spectres for her description of the trees in the setting in order to create a mysterious mood in the story. However, by reading the story, you can notice that the protagonist is sitting down remembering and reflecting, without further suggestions of mystery. On the other hand, what the protagonist is pondering on and the emotions she reveals, along with the setting, express the fact that she is troubled by losing her wedding ring. Therefore, your best answer is the woman is troubled by something.