CREATE TABLE "mixed_martial_arts_record" (
  "res" text,
  "record" text,
  "opponent" text,
  "method" text,
  "event" text,
  "round" text,
  "location" text
);

Question: What was the method of resolution when LaVerne Clark's record was 23-16-1?
SQL: SELECT "method" FROM "mixed_martial_arts_record" WHERE "record"='23-16-1';