To accomplish balance and control, most preset-wing styles have an empennage comprising a fin and rudder which act horizontally and a tailplane and elevator which act vertically.??????? ?? ??????? ??? ???? ?? ?? ??????? ?? ???? ? ???? ???? ????? ???????.???? ??????? ??? ? ??? ??? ?? ?? ????? ???? ??????? ???? ?? ???? ???? ???? ???? ???? ?????? ????