Final answer:
This scenario is an example of a confidential adoption. Avery and Gregory, the adoptive parents, have very little information about the birth mother except for essential health data.
Step-by-step explanation:
This scenario is an example of a confidential adoption. In a confidential adoption, the identity of the birth mother and the baby's biological father is kept confidential. Avery and Gregory, the adoptive parents, have very little information about the birth mother except for essential health data.