Which sentences best paraphrase this excerpt?

Beth is worried about her father and asks her mother when he will come home. Mrs. March tells Beth that he will come home only if he is sick, because he has to stay as long as he is needed.
Beth sadly asks her mother when her father will come home. Mrs. March replies that he will not be back for a long time unless he is sick. He will stay and work diligently for as long as he can, and they will not ask for him to come home before he is no longer needed.
Beth, with a little quiver in her voice, asks her mother when her father will come home. Mrs. March says that he will not be home for many months unless he is sick because he has to do his work faithfully as long as he can, and they will not ask him to come home any sooner.
Beth is crying because she wants her mother to say that her father is coming home. Mrs. March tells her that he cannot come home and that he will stay until he becomes sick or is no longer needed.