9. (8 points) On a certain day the spot rates, given as annual effective rates, are n = 3.1%, r2 = 3.5%, and 13 = 3.6%. Find the implied forward rate for the interval (1,3). (A) 0.03652 (B) 0.04111 (C) 0.03892 (D) 0.03723 (E) 0.03451 (F) 0.03851