After reading the excerpt from "Acceptance," by Barbara Winkler, we can match the options and the characters in the following manner:
Stage directions include exuberant and vigorously, which help the reader understand meaning. - Stephanie
Stagedirections include listlessly and despondently, which help the reader understand meaning. - Anthony
The majority of this character's dialogue creates a somber mood. - Anthony
The majority of this character's dialogue creates an optimistic mood. - Stephanie
This character's dialogue has a negative tone. - Anthony
This character's dialogue has a positive tone. - Stephanie
<h3>What happens in the excerpt?</h3>
Anthony has applied to seven colleges, and he has already been rejected by six of them. When he talks, his disappointment in himself is clear. Stage directions in his dialogue include "listlessly" and "despondent" to convey his feelings.
On the other hand, Stephanie, Anthony's sister, is happy and cheerful. She knows Anthony has been accepted by the seventh college and is trying to tell him that. Stage directions in her dialogue include "exuberant" and "vigorously".
With the information above in mind, we can see that the answers above were properly matched.