The answer is she heightened the stakes, giving the audience someone else to care about increases the suspense level. Adapted from the 1924 short story written by Richard Connell, it sticks closely to the original narrative, except for some character changes, most notably the addition of a female character creating a suspense vibe since that is the plot twist of the story.
Answer:
What notes are you talking about? I would love to help, but I need to see the notes to do that.
Explanation:
What do you need help with?
Ask your teacher trust me she will give you the explanation you are looking for;)