Answer the question about the program public int findLast (int] x, int y) WEffects: If x--null throw NullPointerException // else return the index of the last element // in x that equals y. // If no such element exists, retun-1 for (int i=x-length-l; i > 0: i-) if (x[i]-y) retum i return -1 / test: x-12,3, 5]:y-2 Which test case does not execute the fault? 0 x = [2.3.4] : y = 3 x = [2.00, y :0 x-null; y 3