CREATE TABLE table_17986 ("No." FLOAT, "Air Date" TEXT, "Rating" TEXT, "Share" FLOAT, "18-49  ( Rating/Share ) " TEXT, "Viewers  ( m ) " TEXT, "Night" FLOAT, "Timeslot" FLOAT, "Overall" TEXT)

what are all the rating with viewers (m) being 2.89
SELECT "Rating" FROM table_17986 WHERE "Viewers (m)" = '2.89'
SELECT "Rating" FROM "table_17986" WHERE "Viewers (m)" = '2.89'