Sophocles, Electra and Other Plays, Works of Sophocles, The Complete Sophocles, Two Faces of Oedipus, Sophocles: Selected Fragmentary Plays.
It would be the girls’ dogs since there are multiple owners of the dogs. You keep the girls plural and use the apostrophe at the end to make it girls’ since it is both plural and possessive.
Answer: Everyone who works there is friendly?
The tomcats and the Huskies were the two teams that battled for the city championship