A Time Series Obtained from Quarterly Data Exhibits an Increasing

Multiple Choice

A time series obtained from quarterly data exhibits an increasing linear trend and increasing seasonal variation.Which one of the following would be the most appropriate way to model this time series?

A) Simple exponential smoothing.
B) Multiplicative decomposition.
C) Box-Jenkins methodology.
D) Holt-Winters' double exponential smoothing model.
E) Durbin-Watson statistic.