CREATE TABLE table_name_73 (metro_champion VARCHAR2, runner_up VARCHAR2, year VARCHAR2)

In 1988, what Metro Champion had a Runner-up of Memphis State?
SELECT metro_champion FROM table_name_73 WHERE runner_up = "memphis state" AND year = 1988
SELECT "metro_champion" FROM "table_name_73" WHERE "memphis state" = "runner_up" AND "year" = 1988