Which SQL procedure will retrieve all the rows from table T1 and make those rows available to the invoker as a result set?

CREATE PROCEDURE proc1()
DYNAMIC RESULTS SET 1
LANGUAGE SQL
SELECT * FROM t1 

CREATE PROCEDURE proc1()
DYNAMIC RESULTS SET 1
LANGUAGE SQL
BEGIN
DECLARE c1 CURSOR WITH RETURN FOR SELECT * FROM t1;
OPEN c1;
END 

CREATE PROCEDURE proc1()
DYNAMIC RESULTS SET 1
LANGUAGE SQL
RETURN (SELECT * FROM t1) 

CREATE PROCEDURE proc1()
DYNAMIC RESULTS SET 1
LANGUAGE SQL
BEGIN
DECLARE c1 CURSOR FOR SELECT * FROM t1;
RETURN c1;
END