Use This Information to Answer the Following Question A Periodic Inventory System Is Used; Ending Inventory Is 150

Use this information to answer the following question. $\begin{array}{ll}\text { Beginning inventory } & 100 \text { units @\$8.00 } \\\text { Purchase-Oct. } & 200 \text { units } @ \$ 6.00 \\\text { Purchase-Dec. } & 100 \text { units } @ \$ 12.00\end{array}$
A periodic inventory system is used; ending inventory is 150 units.
What is ending inventory under the average-cost method?

A) $900
B) $1,050
C) $1,350
D) $1,200