Tricia is composing some candid shots of her family playing bingo. She lines up the shot so her dog is sitting in the front. Then her audience will see the table with her family, and finally her audience's eyes will be drawn to the posters all over her living room wall. What is in the background of Tricia's photo?
A. posters on her living room wall
B. her dog
C. her family sitting at the table
D. the table