Actual demand for a product for the past three months was: a. Using a simple three-month moving average, make a forecast for this month. Note: Round your onswer to the nearest whole number. b. If 380 units were actually demanded this month, what would your forecast be for next month, again using a three-month moving average? Note: Round your answer to the nearest whole number. c. Using simple exponential smoothing, what would your forecast be for this month if the exponentially smoothed forecast for three months ago was 458 units and the smoothing constant was 0.20 ? Note: Round your answer to the nearest whole number