CREATE TABLE table_204_837 (id DECIMAL, "match" TEXT, "team" TEXT, "result points" DECIMAL, "match status" DECIMAL, "opposition strength" DECIMAL, "regional strength" DECIMAL, "ranking points" DECIMAL)

what team scored the least opposition strength ?
SELECT "team" FROM table_204_837 ORDER BY "opposition strength" LIMIT 1
SELECT "team" FROM "table_204_837" ORDER BY "opposition strength" NULLS FIRST LIMIT 1