Which SQL statement generates the alias Annual Salary for the calculated column SALARY*12?（）

ASELECT ename, salary*12 'Annual Salary' FROM employees;

BSELECT ename, salary*12 "Annual Salary" FROM employees;

CSELECT ename, salary*12 AS Annual Salary FROM employees;

DSELECT ename, salary*12 AS INITCAP("ANNUAL SALARY") FROM employees