Error $=$ Actual $-$ ForecastOur forecast accuracy is declining, i$.$e$.,$ the gap between Actual and Forecast is increasing.In an exponential smoothing model, what should we do to the value of alpha if we wish to reduce the forecast error.F t$+1=$ Dt $+(1-)$ Ft a$.$decrease value of alpha b$.$consult the predict your future for $$5$ shop across the street c$.$stay with the same alpha d$.$increase value of alpha