Answer the Following Questions Using the Information Below:
the Mildura

Answer the following questions using the information below:
The Mildura Company has assembled the following data pertaining to certain costs that cannot be easily identified as either fixed or variable.Mildura Company has heard about a method of measuring cost functions called the 'high-low method' and has decided to use it in this situation.
$$\begin{array} { r r } \text { Cost } & \text { Hours } \\\$ 24900 & 5250 \\24000 & 5500 \\36400 & 7500 \\44160 & 9750 \\45000 & 9500\end{array}$$
-What is the cost function?

A) y = $4875 + $5.25X
B) y = $43 191 + $0.19X
C) y = $41 900 + $0.23X
D) y = $2430 + $4.28X