???? ????? ?? ??? ?? ???? ???? ????? ?? ?? ?? ???? ????? ??? ??? ??????, ?? ???? ???? ?? ????? ????????? ??? ???? ?? ?????? ?? ?? ?????? ???? ?? ????? ?? ???? ?? ???? ????? ?? ???? ????? ?? ???? ????? ??? ??? ??The motivational technique performs mostly by a reward–punishment system. When a particular habits is followed by favorable penalties, th