Answer:
The author was worried he/she might not enjoy camp.
The Parting of Lot and Abraham is about their literal parting - Abraham took his family to Canaan, as God wanted him to, whereas Lot went to Sodom, and defied God's wishes. Now, having this in mind, maybe this mosaic does symbolize B. heaven, as Abraham and his family would go to heaven eventually, because they obeyed God's orders and wishes.
I'm pretty sure it was a broad way. because the woman from there is on Broadway and the actor Eric Roberts made another one much Broader then this one.
