32 The manager of a canned food processing plant is trying to decide between two labelling machines. a) Construct the incremental net cash flow table for each year. b) Determine the number of positive roots for the incremental cash flow. c) Determine the rate of return for the incremental cash flow based on PW analysis. d) Determine which machine should be selected. Use MARR of 20% per year. Please enter your final answers below in addition to uploading your detailed answer to your professor MS Teams after the exam. (25 Points) First Cost $ Annual Operating Cost $ per year Salvage Value $ Life, years Machine 1 Machine 2 -15,000 -25,000 -1,600 -400 3,000 4,000 2 4 Enter your