Adoption Practices in Some Countries Are Changing from a Confidential

Adoption practices in some countries are changing from a confidential system to a more open system.Which statement best summarizes the preliminary research evidence on the presence of the birth mother in a child's life?

A) Adopted children who have no contact with their birth mothers are more likely to be securely attached to their adoptive parent.
B) Contact with the birth mother disrupts the attachment relationship the adopted child has with the adoptive parent.
C) Contact with the birth mother undermines self-esteem in adopted children.
D) Adopted children are more satisfied with information about their roots when they can share information or have contact with their birth mothers.