If the Arrays Static Method BinarySearch Is Called on an Array

Multiple Choice

If the Arrays static method binarySearch is called on an array of 10 elements and returns a value of 10, what can be concluded?
I the element is not found
II that value cannot be returned from method binarySearch
III if added, the element would be the largest element in the array

A) I
B) II
C) III
D) I and III