Orders, requirements, decisions, interpretations, determinations. The Board of Appeals may reverse or affirm, wholly or partly, or may modify the order, requirement, decision, interpretation or determination appealed from and shall make such order, requirement, decision, interpretation or determination as, in its opinion, ought to have been made in the matter by the administrative official charged with the enforcement of such local law and, to that end, shall have all the power of the administrative officer from whose order, requirement, decision, interpretation or determination the appeal is taken.