An imestor is considering two investments for his portfolio. Itvestment A requires an intial capital of \$11,000. It will generase annual revenues of $4,000 and annual costs of $750 with a salvage value of $4,900 at the end of 5 years. On the other hand, Investment 8 requires an intial capital of $15,000, generates annual revenues of $3,000, annual costs of $1,000 with a salvage value of $9,150 at the end of 5 years. If the investor's MARR is 12% per year, answer the tolowing two questions: Calculate the modwied B/C ratio of Allemative B A. 257 B. 4.10 C. 3.59 D. 205 Calculate the incromental modified B.C ratio of Inwestment B over A. A. 5.81 B. 381 C. 10.51 D. 8.51