5. Below are the sales numbers by month for a particular commodity. Use the information to make the forecasts requested below. Month Feb March April May June July Aug A) Forecast the sales amount for September using a three month moving average. Sales 18 20 18 2O 19 23 B) Forecast the sales amount for September using the Naive approach, with trend. C) Forecast the sales amount for September using Exponential Smoothing, given that the forecast for August was 21. This company uses a = .60 for smoothing