BC Analysis The government is considering undertaking one of the four projects A 1, A2, A3, and A4. These projects are mutually exclusive, and the estimated present values of their costs and of their benefits are shown in millions of dollars as follows: Projects PW of Benefits PW of Corts $40 $85 $150 $110 $70 $120 $73 All of the projects have the same duration. Assuming that there is no do-nothing alternative, which alternative would you select? Justify your choice by using a benefit-cost ratio on incremental investment (BCC). A2 A3 I $25 A4