D. The conversation you write must sound natural for the characters.
More natural conversations between characters make your writing more fun to read. Reading a dialogue that sounds like it could actually happen engages the reader, and creates an investment in the characters themselves. Think of it this way, would you rather watch a movie with good acting or bad acting?
disrespectfulness
In the play the word is used when Keller says, "You be quiet! I’m badgered enough here by females without your impudence." The first trick to identifying a word's definition using context clues is to decide if the word is used in a positive way or a negative way. After reading Keller's statement, we can tell he is frustrated and annoyed, so he is not going to be talking in a positive way. This eliminates the first two options immediately. Disrespectfulness is your answer.
If you assume something about someone, you could be acting on false information and that can lead to trouble.
Bluebirds should have a round entrance hole measuring 1½" to 19/16" in diameter, or a 1⅜" x 2¼" vertical oval hole, or a 1⅛" to 13/16" horizontal slot entrance.