[5 points] A company is considering a new packaging line to semi-automate a manual filling operation. The machine will save $75,000 in labor annually. The machine can be purchased for $315,000 today and will be used for 10 years. It has a salvage value of $16,000 at the end of its useful life. The new machine will require an annual maintenance cost of $9,000. The corporation has a minimum rate of return of 7%. a. Draw the cash flow diagram. b. Do you recommend automating the process