What is the output of the following Java code? int[] arr = {2, 3, 6, 7, 5}; int i; for (i = arr.length-1; i >= 1; i--) if (arr[i]%2 0) System.out.print(arr[i]); else System.out.print(arr[i]%3); System.out.print(arr[arr[i]]); Select one: a. 2166 b: 21607 C. 21606 d. 2167