(10 points) A manufacturing company has monthly demand for one of its products as follows: A. [ 2 points] Develop a three-period weighted moving average forecast with weights of 0.70,0.15, and 0.15 for the most recent values, in that order. B. [ 3 points ] Develop an exponential smoothing forecast using =0.50. C. [3 points ] Calculate MAPE for each of the above methods, and indicate which method seems to be more accurate and why. D. [ 2 points] How good are the methods in Part A and Part B? Explain why