CREATE TABLE table_74841 ("Region" TEXT, "Date" TEXT, "Label" TEXT, "Format" TEXT, "Catalog" TEXT)

Which Format has a Region of united states, and a Catalog of kem 072?
SELECT "Format" FROM table_74841 WHERE "Region" = 'united states' AND "Catalog" = 'kem 072'
SELECT "Format" FROM "table_74841" WHERE "Catalog" = 'kem 072' AND "Region" = 'united states'