Answer Already given!!! please show how to find everything by hand (no excel), formulas, etc... also please explain which would be base alternative vs preferred alternative. thank you.

Question #4 (25 Points) Three alternatives are being considered. The table below shows the associated cash flows with each alternative. The company uses MARR of 20% per year. Capital investment Annual Revenue Annual Cost Salvage value Useful life IRR Alternative A $40,000 $38,000 $25,000 $10,000 6 years 26% Alternative B $60,000 $53,000 $30,000 $10,000 6 years 33% AMernative C $30,000 $28,000 $16,000 $10,000 6 years 35% Using incremental analysis, determine which is alternative should be selected. Show all steps. Rank Alternatives by increasing capital investment MARR = 20% Alternative C Alternative A Alternative B A-C Cap. Investment $30,000 $40,000 $60,000 $10,000 Annual Revenue $28,000 $38,000 $53,000 $10,000 Annual Expenses $16,000 $25,000 $30,000 $9,000 Salvage Value $10,000 $10,000 $10,000 $0 Life 6 6 6 PWIA-C) -$6,674.49 C is better than A, Keep B Thus, B is the best alternative What is base alternative ? What is most preferal alternative