s 77 Meaning of child for the purposes of this Part of this Act.
(1) “Child” in this Part of this Act means— (a) for the purpose of sections 69 to 71, a child within the meaning of Part III of this Act, (b) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . (c) for any other purpose, a person under eighteen. (2) “Parent” in this Part of this Act includes a guardian.