Sec. 1. An adoption may be granted in Indiana only after:
(1) the court has heard the evidence; and
(2) except as provided in section 2(c) of this chapter, a period of supervision, as described in section 2 of this chapter, by:
(A) a licensed child placing agency for a child who has not been adjudicated to be a child in need of services; or
(B) the department, if the child is the subject of an open child in need of services action.