On December 31, Year 4, Prone Inc. sold a piece of equipment to its 90 percent owned subsidiary, Supine Co. Details are as follows: Original purchase date January 1, Year 1 Original cost to Prone $65,000 Original estimate of salvage value $10,000 Original estimate of economic life 5 years $60,000 Intercompany selling price Both companies use straight-line depreciation. Both companies think that, as of the end of Year 4, the equipment's remaining useful life will be four years and the salvage value will become zero. In preparing its Year 5 consolidated financial statements, consolidated depreciation expense will be reduced by: $8,775 $7,800 O $7,020 O $9,750