15. Which of the following sentences reflects Greenfield's purpose of informing the audience about the difficulties people had finding inexpensive homes?
A "I was eight years old, and I had been to three schools."
B "They were all filling out applications, hoping to be one of the 274 families
chosen."
C "It was built on a hill, a group of tan brick houses and apartments with a
playground as its center."
D "They formed a resident council to look into any neighborhood problems that might
come up.