Using single exponential smoothening method (smoothening coefficient – 0.25), forecast for the month of March is

Question

The demand and forecast for February are 12000 and 10275, respectively. Using single exponential smoothening method (smoothening coefficient – 0.25), forecast for the month of March is                         

      (a) 431                                                                (b) 9587

      (c) 10706                                                            (d) 11000