检索所有比“”年龄大的学生姓名、年龄和性别,正确的 SELECT-SQL 语句是 。
A.
Select xm,nl,xb From xs Where nl>(Select nl From xs Where xm="张三")
B.
Select xm,nl,xb From xs Where xm="张三"
C.
Select xm,nl,xb From xs Where nl>(Select nl Where xm="张三")
D.
Select xm,nl,xb From xs Where nl>张三