Leslie Manufacturing Reported the Following How Much of the Above Would Be Considered Period Costs

Leslie Manufacturing reported the following: $$\begin{array} { | l | r | } \hline\text { Revenue } & \$ 450,000 \\\hline \text { Beginning inventory of direct materials, January 1, 2015 } & 20,000 \\\hline \text { Purchases of direct materials } & 156,000 \\\hline \text { Ending inventory of direct materials, December 31, 2015 } & 18,000 \\\hline \text { Direct manufacturing labor } & 21,000 \\\hline \text { Indirect manufacturing costs } & 42,000 \\\hline \text { Beginning inventory of finished goods, January 1, 2015 } & 40,000 \\\hline \text { Cost of goods manufactured } & 114,000 \\\hline \text { Ending inventory of finished goods, December 31, 2015 } & 45,000 \\\hline \text { Operating costs } & 150,000 \\\hline\end{array}$$ How much of the above would be considered period costs for Leslie Manufacturing?

A) $104,000
B) $140,000
C) $150,000
D) $147,000