$450 Beginning raw materials inventory Ending raw materials inventory Direct labor $220 $310 $670 Operating expenses Purchases of direct materials Beginning work in process inventory Ending work in processinventory $590 $410 $680 $4,600 Sales revenue Manufacturing overhead Beginning finished goods inventory Ending finished goods inventory $770 $300 $290 What was cost of goods manufactured? O A. $1,180 B. $1,780 O C. $2,130 O D. $1,630