Consider Derek's budget information: materials to be used totals $65,400; direct labor totals $201,100; factory overhead totals $392,800; work in process inventory January 1 is $188,500; and work in progress inventory on December 31 is $193,200. The budgeted cost of goods manufactured for the year is a. $847,800 b. $193,200 c. $659,300 d. $654,600