What is the output of this program? import java.io.*; class Chararrayinput { public static void main(String[] args) { String obj = "abcdef"; int length = obj.length(); char c[] = new char[length]; obj.getChars(0, length, c, 0); CharArrayReader input1 = new CharArrayReader(c); CharArrayReader input2 = new CharArrayReader(c, 0, 3); int i; try { while ((i = input2.read()) != -1) { System.out.print((char)i); } } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } } }

• A. abc
• B. abcd
• C. abcde
• D. abcdef