What effect would this allusion have on the mood of the audience?

antigone:
i've not yet had my bridal chant,
nor has any wedding song been sung-
for my marriage is to acheron.

She may have felt that she would not marry anyone.  The one she wanted to marry was Acheron and now Acheron is dead.  She is jealous Ismene  because many men want her while she has a hard time finding a man.

the maximum speed limit is 55 mph on a two-lane undivided highway and for vehicles towing trailers.