What district is St Martin's Without parish in with a population less than 75?
CREATE TABLE table_37684 (
    "Name" text,
    "Status" text,
    "Population" real,
    "District" text,
    "Former local authority" text
)
SELECT "District" FROM table_37684 WHERE "Population" < '75' AND "Name" = 'st martin''s without'
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What district is St Martin's Without parish in with a population less than 75? ### Input: CREATE TABLE table_37684 (
    "Name" text,
    "Status" text,
    "Population" real,
    "District" text,
    "Former local authority" text
) ### Response: SELECT "District" FROM table_37684 WHERE "Population" < '75' AND "Name" = 'st martin''s without'