The estimated negative cash flows for three design alternatives are shown below. The MARR is 12% per year and the study period is seven years. Which alternative EOY 0 $84,400 Alternative B $63,200 Capital in jestment Annual expenses $70,600 1-7 9,000 13.740 11,650 Which alternative would you choose as a base one? Choose the correct answer below. O A. Alternative A OB Alternative C OC. Alternative B Analyze the difference between the base alternative and the second-choice alternative IRRAL |-- %. (Round to two decimal places) Analyze the difference between the current base alternative and the third-choice alternative. IRRA =%. (Round to two decimal places.) Which alternative should be selected? Choose the correct answer below. OA Alternative A OB Alternative C OC. Alternative B study period is seven years. Which alternative is best based on the IRR method? Doing nothing is not an option. Alternative B $63,200 $84,400 $70,600 9,000 13,740 11,650