Mron Sheu, the owner of the Chocolate Outlet Store, wants to forecast chocolate demand. Demand for the preceding four years is shown in the following table: YEAR DEMAND (POUNDS) 1 2 3 65,000 2 66,600 75,500 4 70,100 a. Forecast demand for Year 5 using a three-year moving average. Round your answer to the nearest whole number. 70733. pounds b. Forecast demand for Year 5 using a three-year weighted moving average using 0.40 for Year 4, 0.20 for Year 3, and 0.40 for Year 2. Round your answer to the nearest whole number. 23260 pounds c. Forecast demand for Year 5 using exponential smoothing with a = 0.30, and assuming the forecast for Year 1 = 65,800. Do not round intermediate calculations. Round your answer to the nearest whole number. pounds