The "Baby M" Case Was Based On

The "Baby M" case was based on:

A) Legal custody dispute between the surrogate mother, who was also the donor of the egg, and the baby's biological father.
B) legal dispute over the identity of the egg donor and the biological father.
C) A dispute between the doctor who performed the in vitro fertilization and the biological mother's remaining fertile eggs.
D) Who is responsible for medical bills and procedures when a pregnancy is not achieved through surrogacy.