B
I'm not sure the other nine families are involved. As far as I'm aware, and I could be very wrong, this is just for Matt & Jacob, because of their connections to the club.
Please read the official club instructions which state
At the request of the Grimstone and Schilt families there will be a minute's applause immediately ahead of kick-off, but prior to that the club will be paying tribute to Matt and Jacob as follows.......