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 constant seasonal variation.The most appropriate way to model this time series would be to use

A) simple exponential smoothing.
B) multiplicative decomposition.
C) a multiple regression model with four predictor variables;one for time and three dummy variables.
D) Holt-Winters' double exponential smoothing model.
E) the Durbin-Watson statistic.