Selected financial information for Shadyside Manufacturing is presented in the following table (000s omitted). Sales revenue $ 4,800 Purchases of direct materials 400 Direct labor 470 Manufacturing overhead 700 Operating expenses 710 Beginning raw materials inventory 240 Ending raw materials inventory 230 Beginning work in process inventory 400 Ending work in process inventory 490 Beginning finished goods inventory 310 Ending finished goods inventory 280 What was the cost of goods manufactured? OA. $1,390 O B. $1,490 C. $1,670 OD. $1,580