The mood of a story is defined by

a: the feelings it evokes
b: the themes it explores
c: the place where it is set
d: the conflict that it describes

the term that describes the best dear evan hansen

from the political point of view it could be said that the candidate   is an effective speaker because she takes a strong position on the issue. it is an open discussion but probably she is making a presentation and can choose which subjects she wants to address. she is very likely to attain her aim which is to convince voters to accept her proposal.