According to Janet Dolgin, All the Custody Cases She Reviewed

According to Janet Dolgin, all the custody cases she reviewed were alike in that they awarded custody to

A) Those parties whose living arrangements came closest to that of the traditional U.S. middle-class, two-parent family.
B) Both biological parents.
C) The biological mother instead of the biological father.
D) The parent, biological or adoptive, who had actually taken care of the child.