The cash flows for four projects are shown below, along with the cost of capital for these projects. If these projects are mutually exclusive, which one should be taken? 1 $2000 2 $2000 3 $2000 4 $2000 5 $2000 2 $2500 3 $2500 4 $2500 5 $2,500 $2500 O A. Year: 0 Cash flow: - $5000 Cost of Capital: 6.5% OB. Year: 0 Cash flow: - $6000 Cost of Capital: 7% OC. Year: 0 Cash flow: - $7000 Cost of Capital: 7.9% OD. Year: 0 Cash flow: - $8000 Cost of Capital: 9.5% 1 $3000 2 $3000 3 $3000 4 $3000 5 $3000 4 1 $3200 2 $3200 3 $3200 5 $3200 $3200