Answer the following questions using the information below: The Daltry Tractor Company manufactures small garden tractors on a highly automated assembly line. Its costing system uses two cost categories, direct materials and conversion costs. Each tractor must pass through the Assembly Department and the Testing Department. Direct materials are added at the beginning of the production process. Conversion costs are allocated evenly throughout production. Daltry Tractor uses weighted-average costing. Data for the Assembly Department for April 2012 are: Work in process, beginning inventory 400 units Direct materials (100% complete) Conversion costs (30% complete) Units started during April 1,200 units Work in process, ending inventory: 250 units Direct materials (100% complete) Conversion costs (50% complete) Costs for April 2012: Work in process, beginning inventory: Direct materials $230,000 Conversion costs $220,000 Direct materials costs added during April $700,000 Conversion costs added during April $1,175,000 What amount of direct materials costs are assigned to the ending Work-in-Process account for April?

A.) $250,000

B.) $145,312.50

C.) $143,750

D.) $248,387.10