CREATE TABLE table_24178 ("Episode" TEXT, "Broadcast date" TEXT, "Run time" TEXT, "Viewers  ( in millions ) " TEXT, "Archive" TEXT)

Which archive has a run time of 23:48?
SELECT "Archive" FROM table_24178 WHERE "Run time" = '23:48'
SELECT "Archive" FROM "table_24178" WHERE "Run time" = '23:48'