A teacher writes five different possible values for $\left(5^{2}-4^{2}\right)^{3}$ on the board and asks her class to decide which is correct. The correct value is
(A) 1
(B) 8
(C) 11529
(D) 216
(E) 729
Calculating, $\left(5^{2}-4^{2}\right)^{3}=(25-16)^{3}=9^{3}=729$.

ANSWER: (E)