Which Statement Is Correct Regarding Forecasting Using an Exponential Smoothing

Multiple Choice

Which statement is correct regarding forecasting using an exponential smoothing model?

A) A model with low α is more responsive to new data than a model with high α.
B) Increasing α will typically increase the forecast accuracy.
C) As α increases, more weight is put on recent data.
D) When data have an upward trend, the forecasts will have an upward bias.