Once the teachers said this, they all left in quite the hurry, which and not in the orderly fashion they had entered in which told her that something was very off since first off she expected many more questions because even if what she replied with was not exactly what they expected. She was pretty sure that there were meant to be more questions asked.
She also noticed that when the last teacher left the room, she heard a shattering sound, and she realized that a type of sound barrier had broken since she was able to hear the footsteps of the people above her while she wasn't able to before.