?? ?? ???: ?? ??? ??? ?? ??? ???? ????? ?? ??? ?? ??? ? ????? ??? ??? ??? ???? ???? ?? ? ??? ?????. ?? ??? · ???? · ??? · ??? · ??? · ??? · ??? · ???/???? · ??? ? ????? ??? ??? ???? ???? ??? ???? ???. ??, ???? ???? ??? ???? ?????? ??? ??? ??? ???. one of several initially measures in deciding on an op??? ?? is investigating local choice