In the lighting distribution circuit shown in the illustration, if all switches are closed and fuse 'F2' were to open, all lights on branches __________.

A."1", "2", and "3" would go out
B."1" and "3" would would burn dimly, while branch "2" would burn normally
C."1", "2", and "3" would burn dimly
D."1" and "3" would go out, while branch "2" would remain lit