Please select the right statement(s) that apply to the exponential smoothing with trend adjustment forecasting method Select 3 correct answer(s) The exponential smoothing with trend adjustment requires the initial forecast a and B should be carefully selected between 0 and 1 in a way to minimize the forecasting errors The use of exponential smoothing with trend adjustment is appropriate when the underlying average of the time series is either increasing or decreasing a and B represent the relative importance of the most recent observation in the forecasting the immediate next period