1 Two mutually exclusive projects are under consideration. Year 10 2 3 4 Project A -$5,000 $2,750 $2,750 $2,750 $2,750 $2,750 Project B |-$9,000 $1,000 $3,000 $5,000 $7,000 $9,000 15 a) Which project should be selected if the simple payback method is used to make the determination? b) Which project should be selected if NPV were used at 10% interest? c) Which project should be selected if incremental ROR were used at 20% interest? d) Explain any difference in choices