请按照以下要求进行程序填空选择：编写一个JDBC程序，要求如下：1）查询StuInfo表数据进行操作，表设计和内容如下。学号 姓名 性别 年龄001 harry F 22002 white F 22003 Wangwu F 22004 zhaosi F 222）使用JDBC分别完成数据的查询操作。Import java.1].*;Public class MySQLExe {Connection conn = null;Statement st = null;ResultSet rs = null;String username = "root";String password = "123456";Public Connection conn1() throws ClassNotFoundException {Try {2].forName("com.mysql.jdbc.Driver");// 驱动程序String url = "jdbc:mysql://localhost:3306/StuDB?" + "useUnicode=true&characterEncoding=gb2312";Conn = DriverManager.getConnection(url, username, password);St = conn.createStatement();String sql = "select * from 3]";Rs = st.executeQuery(sql);While (rs.4]()) {System.out.println("学号"+rs.getString("学号")+"姓名"+rs.getString("姓名")+"性别"+rs.getString("性别")+"年龄"+rs.5] ("年龄"));} return conn;}Public static void main(String args]) throws ClassNotFoundException {New MySQLExe().conn1();}}