A sole trader operates his business from a warehouse, which has been damaged by a fire, which occurred at the end of the financial year. After the fire, the remaining inventory that is undamaged amounts to GH 2,000 (cost). The accountant establishes the following information: I Inventory at the beginning of the year was GHC 16,000 II Purchases during the year were GH 115,000 III Sales during the year were GHC 140,000 IV The trader sells his goods at a mark-up of 25% of cost How much was the gross profit? OA. GHC 28,000 OB. GHC 35,000 OC. GHC 32,750 OD. GHC 25,000