阅读下面程序 import java.io.* public class ByteStream Test{ public static void main(String[] a){ int[] myArray = {10,20.30,40} try{ DataOutputStream dos = new DataOutputStream (new _________________( ' ints.dat ' )) for (int i=0i dos.writeInt(myArray[i] ) dos.close() S ystem.out.println( ' Have written binary file ints.dat ' ) } catch (IOException ioc){ System.out.println( ' IO Exception ' ) } } } 为保证程序正确运行，在下划线处应填入的代码是 A)FileOutputStream B)ByteArrayOutputStream C)BufferedOutputStream D)FileWriter