Which one of the following statements (a, b, c, d) is FALSE? Select one: a.Forecast error is the difference between the actual value and the forecast value. For MAD and MSFE, it is very important to remember that Et = Yt - Ft, not Et = Ft - Yt. b.One way of deciding which forecasting method to select is to compare the forecast accuracy of different methods. c.Compared with MAD, MSFE weights large errors more heavily. d.MAD weights all errors equally