I always found the A to be the most fragile looking design, particularly the pylons but to a lesser degree the dorsal as well.
I think if the secondary hull of the Church design was just beefed up a little bit it would probably sort itself out in a few ways.
'If the Apocalypse starts, beep me!' - Buffy Summers
'The sky's the limit.....' Jean-Luc Picard, 'All Good Things'
courtesy of Saquist