The “appropriate public authorities” as used in Article III of the Interstate Compact on the Placement of Children shall, with reference to the Virgin Islands, mean the Department of Human Services with reference to placement in foster care or as a preliminary to a possible adoption and the Youth Services Administration with reference to institutional care of delinquent children. The Department of Human Services shall receive and act in response to notices required by said Article III with reference to placement in foster care or as a preliminary to a possible adoption. The Department of Human Services shall receive and act in response to the provisions of Article VI with reference to institutional care of delinquent children.