SUN JAVA SCJP 认证考试试题

What is the result of compiling and running the following code?

 

class ForEach1
...{
          public static void main(String args[])
          ...{
                     byte arr[]=new byte[]...{2,3,4};
                     for(final int i : getCharArray(arr))
                     System.out.print(i);
           }
          static char[] getCharArray(byte[] arr)
         ...{
                    char[] carr=new char[4];
                    int i=0;
                    for(byte c : arr)
                   ...{
                          carr[i]=(char)c++;
                          i++;
                   }
                   return carr;
          }
}

 choice one answer
A. Code does not compile because variable I is declared final within the for loop
B. Code does not compile because an int variable is used to iterate through a char array
C. Prints 2340
D. Prints 3451
E. None of these