Exponential Smoothing Can Be Considered as a Special Case of Weighted

Exponential smoothing can be considered as a special case of weighted moving average method since

A) weights used in exponential smoothing decrease with age of data
B) weights used in exponential smoothing increase with age of data
C) weights used in exponential smoothing may be used as particular values in the weighted $\alpha$ moving average method
D) both are similar
E) none