![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
下列代码生成了一个结果集conn=DriverManager.getConnection(uri,user,password);stmt=conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_READ_ONLY);rs=stmt.executeQuery("select * from book");rs.last();rs.next();下面哪项对该rs描述正确()
A.rs.isFirst()为真
B.rs.ifLast()为真
C.rs.isAfterLast()为真
D.rs.isBeforeFirst()为真
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)