What is the average GEO ID with a latitude less than 46.57958, a latitude of -102.109898 and more than 35.99 square miles of land?
CREATE TABLE "c" (
  "township" text,
  "county" text,
  "pop_2010" real,
  "land_sqmi" real,
  "water_sqmi" real,
  "latitude" real,
  "longitude" real,
  "geo_id" real,
  "ansi_code" real
);
SELECT AVG("geo_id") FROM "c" WHERE "latitude"<46.57958 AND "longitude"=-102.109898 AND "land_sqmi">35.99;