If \(m\) is the square of integer \(n\) and \(m\) is divisible by \(98, m\) must also be divisible by:

I. 28
II. 196
III. 343

(A) I only
(B) II only
(C) I & II only
(D) II & III only
(E) I, II, and III

Answer: C

Source: Manhattan GMAT