Which of the following is the best synonym for ''traces'' chains harness evidence tracks which one is it

Which excerpt from "hills like white elephants" provides the most details about the main characters' lives outside the railway station? click here to read an excerpt.

Ill she not be here anon? is she not hurrying to upbraid me for my haste? have i not heard her footstep on the stair? do i not distinguish that heavy and horrible beating of her heart? what is the effect of parallelism in this excerpt? it emphasizes usher’s misunderstanding. it emphasizes usher’s love for his sister. it emphasizes usher’s psychological fixation. it emphasizes usher’s melancholy nature.

What logical prediction can be made from this passage?