Answer:
tht it signifies who the main character is and u can tell what the story is about...more or less
Explanation: (I honestly thought u were talking abt Avengers but oh well)
I don't think this is a question.
Her Own thoughts, I believe that is it.
I believe it is A. It seems the most logical. I imagined her voice in my head to be pretending excitement and then when talking to the professor, a tired, authentic demeanor. Hope this helps!