寫出正確的 SQL 語句，以選擇 year 欄位值小於 1970 的所有記錄。
SELECT * FROM cars WHERE @(11);
SELECT * FROM cars WHERE year < 1970;
SELECT * FROM cars WHERE year<1970;
SELECT * FROM cars WHERE year< 1970;
SELECT * FROM cars WHERE year <1970;
SELECT * FROM cars WHERE year < '1970';
SELECT * FROM cars WHERE year<'1970';
SELECT * FROM cars WHERE year< '1970';
SELECT * FROM cars WHERE year <'1970';