Vaughn Manufacturing's accounting records reflect the following inventories: Dec. 31, 2017 Dec. 31. 2016 Raw materials inventory $ 350000 $ 290000 Work in process inventory 300000 160000 Finished goods inventory 190000 150000 During 2017, $ 840000 of raw materials were purchased, direct labor costs amounted to $ 670000, and manufacturing overhead incurred was $ 640000. The total raw materials available for use during 2017 for Vaughn Manufacturing is O $ 1190000. O $ 700000. O $780000. $ 1130000