If x and y are different prime numbers, each greater than 2, which of the following must be true?
I. x + y 91
II. x - y is an even integer
III. x/y is not an integer
(A) II only
(B) I and II only
(C) I and III only
(D) II and III only
(E) I, II, and III
I. x + y 91
II. x - y is an even integer
III. x/y is not an integer
(A) II only
(B) I and II only
(C) I and III only
(D) II and III only
(E) I, II, and III