When Selecting a Forecasting Method,which of the Following Is True

When selecting a forecasting method,which of the following is true?

A) The method with the best fit to historical data (least error) is the best predictive model.
B) The existence of complicated data patterns will affect the method chosen.
C) Stable data patterns over time are best suited to qualitative methods.
D) Time series methods use qualitative data to smooth the forecasts.