Which SELECT statement will result "ello world" from the string "Hello World"?
SELECT SUBSTR('Hello',) FROM dual;
SELECT INITCAP(TRIM('Hello World',1,1)) FROM dual;
SELECT LOWER(SUBSTR('Hello World',1,1)) FROM dual;
SELECT LOWER(SUBSTR('Hello World',2,1)) FROM dual;
SELECT LOWER(TRIM('H' FROM 'Hello World')) FROM dual;