Final answer:
The exposition in the story contributes to the theme by showing Jack's growth as a good teammate through his actions in passing the ball to Tommy.
Step-by-step explanation:
The statement that best explains how the exposition in the story contributes to the theme is option D: Jack passes the ball so that Tommy can make the winning shot, which shows that Jack has learned a lesson about being a good teammate. This demonstrates growth in Jack's character and highlights the importance of teamwork, which is a key theme in the story.
Learn more about Exposition in a story