5SSubject to paragraphs 3 and 4 above, the relevant Minister, before making a final decision, shall afford to the objector an opportunity of appearing before, and being heard by, a person appointed for the purpose by the relevant Minister; and if the objector avails himself of that opportunity, the relevant Minister shall afford an opportunity of appearing and being heard on the same occasion to the statutory undertakers, development corporation or other person, if any, on whose representation the order is proposed to be made, and to any other persons to whom it appears to the relevant Minister to be expedient to afford such an opportunity.