As the first part of the question has been invalidated by the second, I will attempt to simply answer the second.
I've thought about that. The only thing I'm really sure about is that I wouldn't be in Hufflepuff. Of the other three, Slytherin requires a certain ability to gain social clout and make connections that I lack, so that's out.
It's really difficult to decide between Gryffindor and Ravenclaw, but I believe in knowledge more than I do bravery so I would have to say Ravenclaw.
A train leaves New York heading for Chicago at 50 mph. An hour later, another train leaves Chicago for New York at 60 mph. How many people will be killed when they crash into each other?