which of the following is the riemann sun of integral

(20 points) There is no partial credit for this problem. You must orrect answer. (10 points) Which of the following is the Riemann sum of the inte 3 In x dx n In(2i) a limn-too n 2 _i=1 2i In (21) b) limn-+con Zi=1 2i 2 In(1+2i) c) limn-+0on Li=1 1+2i In In(1+2i) d) limn con Li=1 1+2i In(i) e limn-+con Li=1 in