Father and daughter
ma mère fils
mère et fils
father = Vater mother = Mutter father and mother = Vater und Mutter
to make it easier lets say ' aunts son' so that is your cousin
Your grandmother's mother is your great grandmother and your son's great-great-grandmother.
Your mother's son is you or your brother. Your mother's son's daughter is your daughter, or your niece. Your mother's son's daughter's mother is your wife, or your sister-in-law.
At a guess I'd say 'Happiness'
It is not possible to say because the children's genders are not independent.
I am not an attorney, but if I were asked to judge I would say that if the mother somehow took part in the debt, by co-signing for example, or if the son is a minor and under the mother's authority, then she is responsible for the debt. If the son was an adult and the mother made no legal agreement, then no, she is not responsible for the debt.
Bye, son. (bison)
Stepson; Son in law; Brother?
The surgeon is the mother of the child.