2. A new plant being built to produce automotive parts requires an initial investment of $10.2M. Supplemental investments of $2M will be required every 4 years to update the plant. These supplemental investments will start 4 years after the start of production. The plant is expected to start producing parts in the 2nd year). Annual operating and maintenance (O&M) costs are expected to be $1.2M per year, starting in year 2. Revenues of $5M per year are expected to begin to flow at the start of the 2nd year. The plant has a 20-year life. a) b) By hand, list the annual cash flows and draw the cash flow diagram. In Excel, determine what is the NPV of the plant if the interest rate is 8.5% per year, compounded monthly. Is this a good investment? c)