Answer:
The story elements that the author uses to develop Hazel's growth as a person is the changes in perspective
Step-by-step explanation:
Hazel has always had just one thing in mind and that is winning, therefore she trains really hard to be the best runner, she knows that she is good and she is very sure of her ability, but the day of the race when she sees her brother running along the track, there's an inner change in her, being the only winner is not the most important thing anymore, she thinks about making his brother successful instead.