Selected Financial Information for Sunnydale Manufacturing Is Presented in the Following

Selected financial information for Sunnydale Manufacturing is presented in the following table (000s omitted) . $\begin{array}{|l|ll|}\hline \text { Sales revenue } & \$ & 4,000 \\\hline \text { Purchases of direct materials } & \$ & 500 \\\hline \text { Direct labor } & \$ & 450 \\\hline \text { Manufacturing overhead } & \$ & 620 \\\hline \text { Operating expenses } & \$ & 700 \\\hline \text { Beginning raw materials inventory } & \$ & 150 \\\hline \text { Ending raw materials inventory } & \$ & 170 \\\hline \text { Beginning work in process inventory } & \$ & 320 \\\hline \text { Ending work in process inventory } & \$ & 310 \\\hline \text { Beginning finished goods inventory } & \$ & 250 \\\hline \text { Ending finished goods inventory } & \$ & 200 \\\hline\end{array}$
-What was direct materials used?

A) $500
B) $480
C) $650
D) $520