Sales for the Past 12 Months for BAS Company Are

Sales for the past 12 months for BAS Company are given here.
$$\begin{array} { | c | c | c | c | } \hline \text { Month } & \begin{array} { c } \text { Sales } \\\text { (\$millions) }\end{array} & \text { Month } & \begin{array} { c } \text { Sales } \\\text { (\$millions) }\end{array} \\\hline \text { January } & 20 & \text { July } & 53 \\\hline \text { February } & 24 & \text { August } & 62 \\\hline \text { March } & 27 & \text { September } & 54 \\\hline \text { April } & 31 & \text { October } & 36 \\\hline \text { May } & 37 & \text { November } & 32 \\\hline \text { June } & 47 & \text { December } & 29 \\\hline\end{array}$$
A) Use a 3-month moving average to forecast the sales for the months April to December.
B) Use a 4-month moving average to forecast the sales for the months May to December.
C) Compare the performance of the two methods by using the mean absolute deviation as the performance criterion. Which method would you recommend?
D) Compare the performance of the two methods by using the mean absolute percentage error as the performance criterion. Which method would you recommend?
E) Compare the performance of the two methods by using the mean squared error as the performance criterion. Which method would you recommend?