Table:
text: North State Conference
Former conference members
Former conference members
Institution Location_ Founded Type_ Enrollment Nickname Joined Left_ Current_Conference
Guilford College Greensboro, North Carolina 1837 Private 2706 Quakers 1930 1988 ODAC (NCAA Division III)
High Point University High Point, North Carolina 1924 Private 4519 Panthers 1930 1997 Big South (NCAA Division I)
Lenoir–Rhyne University Hickory, North Carolina 1891 Private 1983 Bears 1930, 1985 1974, 1989 SAC
Longwood University Farmville, Virginia 1839 Public 4800 Lancers 1995 2003 Big South (NCAA Division I)
Mars Hill College Mars Hill, North Carolina 1856 Private 1370 Lions 1973 1975 SAC
Newberry College Newberry, South Carolina 1856 Private 949 Wolves 1961 1972 SAC
University of North Carolina at Pembroke Pembroke, North Carolina 1887 Public 6433 Braves 1976 1992 Peach Belt (PBC)

Question: What is the current North State Conference for 1974, 1989 ?