A.SELECT 部门号,COUNT(*),SUM (基本工资) FROM 职工;HAVING COUNT(*)>=5 B.SELECT 部门号,COUNT(*),SUM(基本工资) FROM 职工;GROUP BY 基本工资 HAVING COUNT (*)>=5 C.SELECT 部门号,COUNT(*),SUM (基本工资) FROM 职工;GROUP BY 部门号 HAVING COUNT(*)>=5 D.SELECT 部门号,COUNT(*),SUM (基本工资) FROM 职工;GROUP BY 部门号 WHERE COINT (*)>=5