Answer:
Surrender the baby under their state's safe-haven laws.
Place the baby for adoption.
Release custody to the baby's grandparents.
Explanation:
Of the options given, the safe haven law is one of the safe and legal options parents can take if they aren't yet prepared, this involves leaving the baby in a stste approved protective custody where the baby is provided with immediate medical care the baby may require.
Another option is to place the baby in the custody of the parents grandparent, this may be either the mother of father's grandparent.
Similarly, the baby may be placed up for adoption which involves giving the baby to another family who may be suffering from inability to conceive or for other reasons. As adoption is also backed by legal papers though not in all cases.