Well, yeah. You're probably right. I mean even if she is really smart and a Ravenclaw, how would she know where the Chamber is and how to open it if no one's been able to find it all this time, not even teachers?

And, yeah. Professor Carrow makes the most sense. We keep coming back to that. It's just that he's so obvious that you don't want to think it's him and miss someone else because we weren't paying attention, right?