第 50 题 (多选题)： Which two queries execute successfully.

A. SELECT prod_id, exp_date FROM products UNION ALL SELECT prod_id, NULL FROM new_products;. B. SELECT prod_id, prod_name FROM products INTERSECT SELECT 100, prod_name FROM newproducts;. C. SELECT * FROM products UNION SELECT * FROM new_products;. D. SELECT k FROM products MINUS SELECT prod_id FROM new_products;. E. SELECT prod_id FROM products UNION ALL SELECT prod_id, prod_name FROM new_products; 显示答案