Scenario 7 -Use Exponential Smoothing to Forecast the Demand for March

Scenario 7.1 - Marshmallow Madness
Historical demand for Peeps is as displayed in the table.
$\begin{array}{|l|c|}\hline \text { Month } & \text { Demand } \\\hline \text { January } & 11 \\\hline \text { February } & 18 \\\hline \text { March } & 31 \\\hline \text { April } & 39 \\\hline \text { May } & 44 \\\hline \text { June } & 53 \\\hline \text { July } & 67 \\\hline \text { August } & 82 \\\hline \text { September } & 96 \\\hline\end{array}$
-Use exponential smoothing to forecast the demand for March.What is the forecast if α = 0.7?

A) 17.58
B) 18.26
C) 18.74
D) 19.32