Sheriff Guidry insults and belittles Grant once again in his visit to the jail in all of the following ways EXCEPT which one?

A. Sheriff Guidry says that blacks aren't intelligent enough to understand Grant's lessons.

B. Sheriff Guidry makes Grant wait for him until he's off the phone.

C. Sheriff Guidry waits until and implies that Grant should follow each sentence with sir.

D. Sheriff Guidry grants Miss Emmas request but implies that he has all the authority.