Question

in the line, "sighs that caused the everlasting Air to tremble," appeals to the readers ___ and ___, are used to set a mood of discomfort and unrest.

vision; taste
smell; vision
hearing; touch
smell; hearing

Answer 1

I believe it would be hearing and touch. 

sighing you'd hear & trembling is touch

Answer 2

Answer:

in the line, "sighs that caused the everlasting Air to tremble," appeals to the readers hearing and touch, are used to set a mood of discomfort and unrest.