Original sentence: A study, published in the American Sociological Review, found that couples who adopt invest more time in their children than do birthparents.Adoption is the legal act of permanently placing a child with a parent or parents other than the birthmother or birthfather.Also it can be that making an adoption plan is never a preferable for people who are unable to or choose not to raise their children.An adoption order has the effect of severing parental responsibilities and rights and transferring those responsibilities and rights to new adoptive parent(s).Direct access to the birthparents and history has advantages of answering identity questions ("Who do I look like.The researchers said that their findings call into question the long-standing argument that children are best off with their birthparents.There are various schools of thought about openness, maintaining connections to the child's family from birth, answering a child's questions and helping a child deal with birthparents who may not maintain regular contact
Edited sentence: A study, published in the American Sociological Review, found that couples who adopt invest more time in their children than do biological parents.Adoption is the legal act of permanently placing a child with a parent or parents other than the mother or father to whom the child is biologically related.Also it can be that making an adoption plan is never a preferable option for biological parents who are unable or choose not to raise their children.An adoption order has the effect of severing the parental responsibilities and rights and transferring those responsibilities and rights to new adoptive parent(s).Direct access to the original parents and history has advantages of answering identity questions ("Who do I look like.The researchers said that their findings call into question the long-standing argument that children are best off with their biological parents.There are various schools of thought about openness, maintaining connections to the child's family from birth, answering a child's questions and helping a child deal with biological parents who may not maintain regular contact