It doesn't seem to be posting my comments:
Here is what I said to Liz:
So that would make A closed and B open? Isn't that pretty typical of Da Capo Arias? That's all I've seen them do so far.
Here is what I wrote to Mr. Luxury Yacht: This is a real question: um, can the trio be rounded if it begins in F Major and ends in the minor? Can any binary still be rounded if ends in the parallel major or minor?