Matters with respect to which court to be satisfied
5.  The court before making an adoption order shall be satisfied —
(a)that every person whose consent is necessary under this Act and whose consent is not dispensed with has consented to and understands the nature and effect of the adoption order for which application is made, and in particular in the case of any parent understands that the effect of the adoption order will be permanently to deprive him or her of his or her parental rights;
(b)that the order if made will be for the welfare of the infant, due consideration being for this purpose given to the wishes of the infant, having regard to the age and understanding of the infant; and
(c)that the applicant has not received or agreed to receive, and that no person has made or given, or agreed to make or give to the applicant, any payment or other reward in consideration of the adoption except such as the court may sanction.