Use the Table Below to Answer the Following Questions) -Calculate the Mean Cost Per Order

Use the table below to answer the following questions) .
Below is a table showing the costs per order of items bought by a computer hardware store. $\begin{array}{|l|l|lr|}\hline \text { Supplier } & \begin{array}{l}\text { Item } \\\text { Description }\end{array} & \begin{array}{l}\text { Cost per } \\\text { Order }\end{array} \\\hline \text { Aloham Technologies } & \text { Monitors } & \$ 250\\\hline \text { Aloham Technologies } & \text { Hard Disks } & \$ 220 \\\hline \text { Aloham Technologies } & \text { Power Supply } & \$ 88 \\\hline \text { Aloham Technologies } & \text { Graphics Card } & \$ 300 \\\hline \text { Aloham Technologies } & \text { Processor } & \$ 325 \\\hline \text { Aloham Technologies } & \text { Speakers } & \$ 88 \\\hline \text { MindRoot Hardwares } & \text { Flashdrive } & \$ 9 \\\hline \text { MindRoot Hardwares } & \text { Graphics Card } & \$ 299 \\\hline \text { MindRoot Hardwares } & \text { CD-ROM } & \$ 88 \\\hline \text { MindRoot Hardwares } & \begin{array}{l}\text { Bluetooth } \\\text { Device }\end{array} & \$ 80 \\\hline\end{array}$
-Calculate the mean cost per order.

A) $220.54
B) $174.70
C) $159
D) $88