At first she didn't think the girl was going to answer, then she watched her write on the fridge. Clary automatically assume she was deaf. Only when she saw the rest of the note did her brows furrow in slight confusion. She could hear, but she couldn't talk. An accident maybe, though what it might be she wasn't sure.
"Chemistry." she said with a slight scowl. "I'm in the school here, I've got some questions to answer." though she was pretty sure that any answer she put down was going to be wrong. Having Romana as a teacher was interesting. One moment she was talking about the American Civil War and then somehow jumped to a similar war that happened on another planet in a different world.