10 <br />参考下列C#语句: <br />SqlConnection Conn1 = new SqlConnection( ); <br />Conn1.ConnectionString = "Integrated Security=SSPI; Initial <br />Catalog=northwind"; <br />Conn1.Open( ); <br />SqlConnection Conn2 = new SqlConnection( ); <br />Conn2.ConnectionString = "Initial Catalog=northwind; Integrated <br />Security=SSPI"; <br />Conn2.Open( ); <br />请问:上述语句将创建_____个连接池来管理这些SqlConnection 对象? <br />A.1 <br />B.2 <br />C.0 <br />这个题为什么选B啊?高手指点一下