以下说法错误的是( )

以下说法错误的是( )

A.SELECT max(sal),deptno,job FROM EMP group by sal;

B.SELECT max(sal),deptno,job FROM EMP group by deptno;

C.SELECT max(sal),deptno,job FROM EMP;

D.SELECT max(sal),deptno,job FROM EMP group by job;