Class, Location, Ethnicity.
That the Robinson (black man) was accused of raping the Ewells daughter. Atticus plans to prove the court that it was not possible for Robinson to do the things he was accused of.
Lord Byron's work "Don Juan'' is the work that would be the best example to provide his writing style as it relates to humor. In the said piece, he employs humor through the narrator's amused tone of voice in the story as he follows along the plotline.
A is the most logical answer