在数据库表employee中查找字段empid中以两个数字开头第三个字符是下画线“_”的所有记录。请选择以下正确的语句( )。
A.
SELECT * FROM employee WHERE empid LIKE '[0-9][0-9]_%'
B.
SELECT * FROM employee WHERE empid LIKE '[0-9][0-9]_[%]'
C.
SELECT * FROM employee WHERE empid LIKE '[0-9]9[_]%'
D.
SELECT * FROM employee WHERE empid LIKE '[0-9][0-9][_]%'