. 14. Which of the following are TRUE about the graph of the function f(x) below. I. The absolute extrema occur at the points a and p. II. The local extrema occur at all the points a, p, q, r, s, t, and b. III. f' (x) = 0 at all the local extrema. IV. There is no local or absolute extrema at t. V. The local extrema ONLY occur at p, q, and r. [A] I and II [B] I, II, and III [C] I and IV [D] IV only [E] I, III, IV, and V a pq 15. Find the absolute extreme values of f (x) = 3x2/3 on the interval [-8,8]. [A] Absolute maximum 12; absolute minimum -12 [B] Absolute maximum 8; absolute minimum -8 [C] Absolute maximum' 12; absolute minimum 0 [D] Absolute maximum 2; absolute minimum -1 [E] Absolute maximum 8; absolute minimum 0