Which line from Brighton Beach Memoirs is an example of dialogue?

Question

KATE (Comes out of the kitchen with a glass of lemonade and one roller skate)
KATE JEROME, about forty years old, is setting the table.
KATE (Picks up a sweat sock from the floor)
KATE How many times have I told you not to leave your things around the house?
help

Answer 1

The example of dialogue from Brighton Beach Memoirs is:

KATE: "How many times have I told you not to leave your things around the house?"

This line clearly represents a spoken exchange between characters, which is characteristic of dialogue.