下列语句中,表示选择过滤条件是stu_id = 1002 和 stu_id= 1004 的是( )
A. select * from products where stu_id = 1002 or stu_id = 1004;
B. select * from products where stu_id in (1002 ,1004);
C. select * from products where stu_id not in (1002 ,1003);
D. select * from products where stu_id = 1002 and stu_id = 1004;