The English language is divided into 3 main periods. Old English, Middle English, and modern English.
I think that the author intended <span>D. to give the reader an understanding of life in Missy's rural Kentucky town.
The author's use of </span><span>phrases like "ugly as a mud stick fence," "pie-faced heavy girl," "for-pay ironing," and "dressed like an eye test." is simply to show how Missy thinks and speaks. She is a girl who is brutal and honest in her opinion and she doesn't mince words. She just tells what she sees as it is. </span>