为自己加油

SQL语句将为计算列SAL*12生成别名Annual Salary ( )。

A.SELECT ename,sal*12 ‘Annual Salary’ FROM emp;
B.SELECT ename,sal*12 “Annual Salary” FROM emp
C.SELECT ename,sal*12 AS Annual Salary FROM emp;
D.SELECT ename,sal*12 AS INITCAP(“Annual Salary”) FROM emp;