CREATE TABLE table_47011 ("Res." TEXT, "Record" TEXT, "Opponent" TEXT, "Method" TEXT, "Event" TEXT, "Round" TEXT, "Location" TEXT)

What was the method of resolution when LaVerne Clark's record was 23-16-1?
SELECT "Method" FROM table_47011 WHERE "Record" = '23-16-1'
SELECT "Method" FROM "table_47011" WHERE "Record" = '23-16-1'