If f(3) = 7 and f'(x) = sin(1+x^2)/(x^3-2x), then f(5) =

(a) -16.006
(b) -9.006
(c) -0.008
(d) 6.992
(e) 7.008

since f'(x) is almost zero for x>3, f(x) remains almost constant.

However, I'm not sure whether (D) or (E) is the answer.