4. Which of the following expressions can be shown to be equivalent to d ph(x) flu)du g(x) after applying the Fundamental Theorem of Integral Calculus and the Chain Rule? [2 marks] (A) f(h(x))h'(x) - f(g(x))g(x) h(x) (B) / f(u)du g(x) (C) f'(g(h(x)))g'(h(x))h'(r) (D) f(g(x))h'(x) + f(h(x))g'(x) (E) lim f(x th) - f(x) h+0 h