新建一个流对象，下面哪个选项的代码是错误的？ ( )
单选题 (1 分) 1分
A.new BufferedWriter(new FileWriter(“a.txt”));
B.new BufferedReader(new FileInputStream(“a.dat”));
C.new GZIPOutputStream(new FileOutputStream(“a.zip”));
D.new ObjectInputStream(new FileInputStream(“a.dat”));