Among the choices, option B. Hasn't, is a singular contraction. "Hasn't" is the shortened word for "has not". The rest of the choices are plural contractions: Don't from do not, Haven't from have not, and Weren't from were not.
There’s no questions get questions
A: it is focused on a specific topic.
B: it contains characters.
C: it includes dialogue and characterization.
D: it features a man vs. nature conflict.
So... what's youre question, you gave us the info but...