show work for all parts please

Data for four mutually exclusive alternatives are given in the table below. Assume a life of 7 years and a MARR of 9%, The B/C ratio for the first increment, (C-D) is A) 3.19 B) 0.84 C) 1.68 D) 2.86 Problem 16b The B/C ratio for the second increment, (BC) is A) 1.37 B) 0.84 C) 2.45 D) 3.86 Problem 16c The B/C ratio for the third increment, (A-B) is A) 1.54 B) 0.92 C) 0.20 D) 1.69 Problem 16d The best alternative using B/C ratio analysis is A) Alt. C B) Alt. A C) Alt. B D) Alt. D