At the beginning of the period, the Assembly Department budgeted direct labor of $110,000, direct materials of $170,000, and fixed factory overhead of $28,000 for 8,000 hours of production. The department actually completed 10,000 hours of production. What is the appropriate total budget for the department, assuming it uses flexible budgeting? a. $350,000 b. $305,000 c. $288,000 d. $378,000