以下插入记录正确的()

A. insert into emp(ename,hiredate,sal) values (value1,value2,value3);
B. insert into emp (ename,sal)values(value1,value2,value3);
C. insert into emp (ename)values(value1,value2,value3);
D. insert into emp (ename,hiredate,al)values(value1,value2);