There are two unequal life time mutually exclusive alternative investments, A and B with following cash flow. Other opportunities exist at 12% minimum rate return. Project A C-$150I-$55-$50 I-$45 I-$40 I-$35 0 1 2 3 4 5 L-$150 Project B C-$100 l-$50 I-$45 1-340 L=$100 0 1 2 3 C: Cost, l:Income, L:Salvage Using ROR and NPV analysis, which investment is economically better? Please include the incremental analysis and show all your work