Which of the Following Is Considered a Traditional Relationship

Which of the following is considered a traditional relationship?

A) Victor and Rebecca have been legally married for thirty years. Rebecca was previously divorced. She pays alimony to her previous spouse, with whom she had two children with.
B) Robert and Patricia have been legally married for four years. They were both previously married and divorced and have no children or any other lasting ties with their former spouses.
C) Matthew and Gail have been living together for fifty years, but have never been legally married. Neither of them has a previous spouse or any children.
D) Peter and Susan have been married for ten years. Susan was previously married and shares custody of her son with her former spouse.