He means that Cunningham is a good man he just doesn't understand that hes being racist atticus understands racism unlike the rest of the people at the jail <span />
C. and D. should be your answers. If not, its A. and B.
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An apostrophe right after the "its" like this: its'
In my opinion the correct answer is B) Indifferent
I believe that the narrator tells his story as a casual and everyday thing, without any particular emotion.