Demand for a New Five- Inch Color TV During the Last

Multiple Choice

Demand for a new five- inch color TV during the last six periods has been as follows: $$\begin{array} { | l | l | } \hline \text { Period } & \begin{array} { l } \text { Demand } \\\text { (Units) }\end{array} \\\hline 1 & 109 \\2 & 110 \\3 & 103 \\4 & 170 \\5 & 81 \\6 & 130 \\\hline\end{array}$$ What is the forecast for period 7 if the company uses the simple moving average method with n = 4?

A) less than or equal to 115
B) greater than 115 but less than or equal to 120
C) greater than 120 but less than or equal to 125
D) greater than 125