Read the following section of dialogue:
TANYA Hey, I just bought some new shoes.

JILLIAN Cool. What color?

TANYA Blue with little white polka dots. Kind of retro.

JILLIAN Sounds pretty. Do they have other colors?

TANYA Yeah. I think red.

What does this section of dialogue do?
A. It is part of the exposition.
B. It defines character relationships.
C. It moves the story forward.
D. It does nothing for the story and should be removed.